One Tree Hill

As Brooke and Haley prepare to re-open Karen’s Café, Nathan and Clay hit the road looking for new prospective clients. Meanwhile, Chase leaves for the Air Force leaving behind a disappointed Alex and Chuck, and Mouth and Millicent begin their new morning show together.

As Nathan, Julian and Clay coach Jamie’s first little league game, the situation regarding the accident comes to a head. Meanwhile, Chase asks Alex to take a drug test for him, and Quinn gets an offer to shoot in Puerto Rico.

The big day has finally arrived and the gang gathers at the hospital to await the birth of Haley and Nathan’s baby. While they wait, they reminisce about the memories they have shared over the years.

As the girls plan a surprise baby shower for Haley, the guys participate in try-outs for Jamie’s baseball team. Meanwhile, Brooke and Julian pursue adoption... while Mouth gets Millicent ready for her first day at work.

Brooke, Quinn and Haley decide to use their talents for the greater good. Meanwhile, Julian takes on a directing job and helps out a friend, and Chase mentors Chuck.

After a wild night out on the town for her bachelorette party, Brooke and the girls try to piece together the night before amidst the wreckage of the day after.

Brooke and Julian go skydiving, while Haley sets up a concert at Tric featuring Kid Cudi. Meanwhile, Quinn sneaks out of town to visit a familiar face.

Nathan’s career as an agent takes a big step forward when he visits Atlanta, while Haley consoles Jamie regarding his new braces. The drama between Brooke and Sylvia finally comes to a head, and Chase makes a decision regarding Mia and Alex.

As Halloween approaches in Tree Hill, Brooke and Julian get an unexpected visitor, and Nathan begins a new career. Meanwhile, Clay and Quinn struggle with life back at the beach house, and Haley and Mia host an open mic night at Tric.

Brooke deals with the mounting financial problems at Clothes Over Bro's; Julian starts a new film project; Alex and Chase spend an afternoon together.

Clay and Quinn discover they’ve been shot, and as they fight to live, Nathan and Haley struggle with the situation..... Meanwhile, Julian tries to preoccupy Jamie, and Brooke's legal troubles mount.

Haley tries to overcome her depression by joining Nathan, Jamie and the rest of the Tree Hill gang on a trip to Utah for the premiere of Julian's film.

Nathan and Haley struggle with the aftermath of her mother's death, while Brooke deals with the fallout of Alexander's tryst with Victoria. Alex discovers a secret about her leading man, Josh, that could derail Julian's film, and Clay is confronted by an unhinged Katie.

As Brooke angrily deals with Alexs tryst with Julian, Lydias condition worsens, prompting Quinn and Haley to try to reconnect with Taylor. Clay is forced to deal with Katies unsettling advances, and Nathan helps Jamie come to terms with Lydias impending death.

Brooke and Julian try to find a balance between their personal lives and work as the movie shoot begins. Nathan and Haley receive a surprise visit, and Clay supports Quinn as she faces some unexpected news., Alex sets her sights on Alexander, and Millicent finds herself struggling with temptation.

Nathan tries to keep Haley calm after Taylor shows up at their house with Quinn’s ex-husband in tow. Julian sticks up for Alex on the set of their movie, and Brooke leans on Alexander to ease her heartache. Meanwhile, Clay gets a chance to prove his commitment to Quinn by helping her through a dinner with her sister and David.

As Nathan and Haley prepare for the family’s move to Barcelona, Brook struggles to accept Julian’s reaction to Alex’s crisis. Quinn helps Clay hatch a plan to win back Nathan as a client. Meanwhile, Millie’s downward spiral puts her and Mouth at a crossroads, and Dan Scott’s pronouncement shocks Rachel and his audience.

Nathan reaches the breaking point with Clay, causing a rift between Haley and Quinn. Brooke comes clean with Julian about her worries regarding his growing connection to Alex. Meanwhile, Skills pursues a new career in LA and Millicent’s drug problem worsens.

Julian agrees to a weekend camping trip but struggles to fit in with Nathan and the guys. Back in Tree Hill, Brooke and Haley spend Girl’s Night doing a little bonding of their own, and Quinn helps Clay come to terms with a tragic loss. Meanwhile, Dan and Rachel’s past catches up to them.

Haley (Bethany Joy Galeotti) considers taking matters into her own hands as Nathan’s (James Lafferty) scandal threatens his endorsement deals. Julian (Austin Nichols) gives Alex (guest star Jana Kramer) another chance, and Brooke (Sophia Bush) reconnects with Chase (guest star Stephen Colletti). Millicent (Lisa Goldstein) questions whether she has what it takes to be a model. Meanwhile, Clay (Robert Buckley) lets Quinn (Shantel VanSanten) in on a big secret.

Nathan’s (James Lafferty) scandal becomes public. Brooke’s (Sophia Bush) fashion show brings an unexpected responsibility for Millicent (Lisa Goldstein), and Haley (Bethany Joy Lenz) convinces Quinn (Shantel VanSanten) to talk to her estranged husband David (guest-star Scott Holroyd”). Meanwhile, Mouth (Lee Norris) makes a decision that could threaten his career.

While recording her new album, Haley must work to save Red Bedroom Records and enlists Mia's help to do so. Meanwhile, Brooke, with Millicent's help, searches for the new face of her clothing line; Clay defends Nathan as the scandal continues to grow; Julian and Brooke decide to move in together; and Dan returns to Tree Hill with a new bride in tow.

Tree Hill bids goodbye to the past while anticipating the future: Lucas and Peyton prepare for the birth of their child with the help of a surprise visitor, Dan nears his end, and Brooke works with Victoria to relaunch Clothes Over Bro's. Meanwhile, Nathan returns to Tree Hill to face Haley and Jamie after being released from the Chiefs.

The families of Tree Hill draw closer as Lucas bonds with Jamie while working on Peyton's car, Sam develops a connection with Victoria, and Brooke and Haley throw Peyton a baby shower. Meanwhile, Nathan's ambitions seem closer than ever when he learns that an NBA scout will be watching his next game.

The parents of Tree Hill face difficult challenges: Lucas finds himself fighting to stay calm when Peyton's pregnancy faces further problems, Nathan and Haley clash over the decision to pull Jamie out of school, and Victoria returns to tempt Brooke back into the business. Meanwhile, Mouth continues to mend his relationship with Millie.

As Lucas and Julian face a setback in their film production, Peyton and Haley team up to help Mia with her new single. Meanwhile, Brooke faces a crisis when Sam is arrested; and Jamie learns the truth about Dan and Keith.

As Lucas begins to start casting for his movie, Peyton begins to put together plans for their wedding. Meanwhile, Dan gives Jamie advise when he has his first school crush; Brooke is introduced to the actress that will play her in Lucas' movie; Nathan receives exciting news; and Haley is forced to make a tough decision at work.

News of Peyton's condition spreads like wildfire through Tree Hill. Brooke tries to suss out Julian's intentions. Mouth and Millicent strive to keep their relationship going. Meanwhile, Brooke and Lucas babysit Jamie and his friend when Nathan and Haley spend a night out together.

Brooke is shocked to find out that Samantha is in her room with a boy named Jack. Along with that, Julian asks her to make some clothes for the movie. Peyton tries to get Mia to focus on her follow-up album. Lucas is excited when he travels to Hollywood to meet the director of the movie. Meanwhile, Nathan gets the chance for a pro-basketball try-out. Haley takes Jamie to his school's talent show and Millicent confronts Mouth about Gigi.

Tension arises backstage at Peyton's USO show as Lucas deals with Peyton and Julian's past. While Haley tries to find a way to ease her stage fright, Nathan grapples with a decision that could forever change his career. Meanwhile, Brooke receives a call that could end her relationship with Sam and Millicent confronts Mouth over Gigi.

Lucas' novel receives interest from a suprising person, as does Mouth as he meets his new intern. Jamie begins to develop a crush on Sam and her rebellious ways, while someone becomes enamored with Brooke. Meanwhile, Haley and Nathan discuss his return to baskeball as his comeback begins to look more like a reality.

As Lucas sets out on his book tour, he runs into a person from his past. Nathan finally gets a chance to prove himself on the court, but begins to question his health as he does so. Meanwhile, Haley reaches out to a student; Brooke debates a life-changing decision; and Peyton confronts Mick over his true identity.

Brooke takes a trip to New York with Victoria. Peyton begins connecting with Mick Wolf, who begins telling stories about her parents. Haley continues having problems with a student and Nathan is confronted by a vision of Quentin.

Tree Hill residents are surprised to learn that a couple will indeed get married. Brooke tries to adjust to life after the robbery at "Clothes Over Bros". Nathan and Haley receive devastating news and Nanny Carrie's return creates more blanks than answers, after she kidnaps Dan - whose life is in jeopardy.

The Tree Hill residents are forced to face their fears as Dan turns over on a new leaf and Brooke taking the hardest decision of her life. In the meantime, Haley's career takes a turn and Peyton is visited by somebody from her past. Mouth and Millicent meet a new face. With all, Lucas and Brooke help each other through the struggles.

Lucas investigates Dan's heart condition. Haley struggles with letting Dan into Jamie's life. Peyton also still struggles with her guilt over Lucas' breakup and Mouth finally gets the chance to be a sports anchor.

Nathan and Haley have learned from the mistakes with the nanny, so they decide to interview potential nannies or mannies, but it goes in a completely different way. Meanwhile Brooke still wants to go ahead with adopting a baby. Mouth and Millicent take a new step in their relationship and Quentin must reconsider his intentions.

On Lucas and Lindsey's wedding day, Peyton must choose between intervening and losing Lucas forever. Nathan uses the event to try to mend his marriage to Haley. All are shocked when Dan, who is out of prison on parole, shows up at the event.

Brooke runs into someone from her past while on a trip to New York with the Tric bartender, Owen. Nathan and Lucas attend Dan's hearing while they try to protect Jamie from him. Mia gets an offer from a major record label and in the meantime, Haley and Nathan's marriage is on the rocks.

Brooke continues to pursue Owen. Haley sees something happening in Peyton's office. Quentin needs to change his negative approach in order to succeed in the season-opening game. Mouth tries to win Millicent back.

It's confrontation time in Tree Hill, as Lucas confronts Peyton about her nasty behavior towards Lindsey and Brooke must confront Victoria about meddling with Peyton's record label. Meanwhile, Nathan begins to grow closer to Carrie, Haley continues to struggle in dealing with Quentin, and Mouth must choose sides between his co-workers and Alice.

Peyton wants Haley to work with Jason on his music but he refuses to. Mouth is involved in a relationship with his boss and age is a factor in it. As the opening of Clothes over Bros approaches, Brooke finds herself in a few problems. Nathan takes strides to help Quentin.

Haley tries to make Nathan understand what is going to happen if he doesn't change his ways. Lucas and Skills prepare James to compete in a race-car competition. Meanwhile, Brooke faces problems at her company and Peyton meets Lucas' new girlfriend. Mouth gets a job but it doesn't turn out well.

Dan must face the harsh consequences of his decision to murder Keith as Karen and Haley's pregnancies complicate the lives of Nathan and the graduating seniors of Tree Hill High. Lucas wrestles with his post-high school options, and Peyton and Brooke prepare to spend the summer in Los Angeles together.

As the end of the school year approaches, Peyton considers participating in a music internship in Los Angeles, while Brooke tries to reconnect with Chase through yearbook signatures, and Haley struggles to write her valedictorian speech. Meanwhile, Dan suggests that Lucas get professional help when Karen worries about his obsession with theories about Keith's murder.

When Mouth and Rachel's road trip goes wrong, the other teens go out to their rescue. While on the trip, Nathan and Haley get a second chance to enjoy their Prom and Peyton and Lucas decide to take their relationship to the next level. Finally, Brooke reveals the truth about the stolen calculus exam to Haley.

It's Prom day, and emotions are flying high at Tree Hill. An emotional Haley confronts Nathan about the sex tape and asks for a list of all his past sexual encounters. Meanwhile, an angry Peyton asks Lucas to skip the dance altogether, but he refuses to take no for an answer. Finally, Brooke and Peyton let out all their tension in a confrontation that can tear them apart forever.

A class assignment reveals the deepest secrets and desires of Lucas and the students at Tree Hill High. Worried about college prospects, Skills turns to Haley, while Nathan wrestles with Deb's suicide attempt. Chase learns that Brooke cheated on her calculus exam, while nudity and drugs run rampant in the halls of the school.

The aftermath of the series of unfortunate events at Tree Hill begins. Lucas returns to his everyday life, following his heart attack, and tries to rekindle his relationship with Peyton. However, things are rougher for Haley when she discovers that Nathan had more involvement in her accident than she could have ever imagined.

As the Ravens prepare for the championship, Lucas learns Nathan intends to throw the game and decides on a risky plan to even the odds. Karen insists Deb show up for her son's final game and tries to help her get there. Also Dan makes a last plea with Daunte.

Peyton returns to school, but she breaks down. In the meantime Nathan is cornered into a no-win situation by Daunte. Brooke's fashions are a hit at the local show. And Deb takes drastic action for her addiction.

Nathan gets two surprises in a row, and everyone is eager to share their advice with him. Deb also shares something she picked up. Brooke decides to celebrate while Peyton is being attacked by her stalker.

Peyton spends more time getting to know her newfound brother, Derek. Meanwhile, Lucas gives up on his love for Brooke and Rachel tries to start a romance with Nathan.

The residents of Tree Hill must deal with the aftermath of the shocking accident that left everyone without words. In the midst of all the chaos, Dan extends his help to Karen now that she is pregnant, Lucas and Peyton's friendship continues to grow stronger, and once rivals Brooke and Rachel move past their differences and manage to become good friends. Brooke has a difficult decision to make about her relationship with Lucas and Skills decides to try out for the Ravens.

Nathan worries about Haley as they prepare to renew their vows. Peyton and Brooke's friendship becomes strained and Deb confesses to Dan about the fire.

Nathan deals with a player who is a rival both on and off the court. Meanwhile, Brooke and Mouth look to get even with Rachel. Dan has a run-in with Cooper; and Peyton comes to a major decision.

Rachel invites the gang for a weekend getaway at her family's cabin. Craziness will ensue, including a game of "I Never" which will cause characters to do things they normally wouldn't, and a nasty little issue Mouth has been harboring toward Rachel will surface. Meanwhile, Karen will confront Dan about Keith's death. Could she suspect the truth?

Due to the aftermath of the release of the time capsule, chaos breaks out. Someone is holding students of Tree Hill hostage with a gun, shooting. While lives hang in the balance, Nathan and Lucas put themselves at risk to protect their friends and loved ones. Young lives are shattered and two lives will end.

Brooke is forced to grow up in a hurry when her trip to a New York City fashion show prevents her from attending an annual cheerleading tournament. Nathan and Lucas are influenced by the father of an old friend. Struggling with her mother's cancer, Peyton joins Rachel for a night of blowing off steam, and Haley and Nathan use their hotel room as the honeymoon suite they never had.

As the students meet with the school counselor to plan for the future, Nathan and Haley realize they want to attend different colleges across the country from one another and Brooke discovers Rachel's reasons for submitting her designs to Rogue Vogue. Meanwhile, Ellie and Peyton bond as they finish the benefit album.

Lucas and Peyton take a road trip together to find Ellie. While out of town, Lucas reconnects with a friend from his past. Brooke, Haley and Mouth successfully launch the Clothes Over Bro's website, only to find that demand far exceeds supply. Deb reveals to Nathan that she tried to kill Dan.

As the town readies for the Ravens' first basketball game, Lucas worries that his head and heart aren't in it. Nathan accuses Lucas of being the Ravens' weak link. Peyton and Haley mend fences to support Brooke in a time of need. When the mayoral race tightens, Dan resorts to a smear campaign.

Brooke makes a "Fantasy Boy Draft," after all of the cheerleaders are fighting over the same guys. Haley and Peyton continue to argue over Nathan. Dan butts heads with Karen because the election is drawing nearer. Lucas is trying to keep up with the fast pace of basketball.

It's Halloween in Tree Hill and everybody is celebrating at Tric, with special guest band Fall Out Boy. The masquerade ball gives the opportunity to Haley to win back Nathan while Brooke is trying to seduce Lucas. Also, Peyton decides to face her new mother and get to know her; Dan uses blackmail to become mayor but things don't turn out as easy as he thought they would when Deb gets in his way.

Brooke has an end of the summer party on the beach. As Nathan comes home from basketball camp, Haley tries to tell him how she feels. Elsewhere Lucas deals with Brooke's rules for dating and Peyton deals with family issues.

In the second part of the this seamless 2-hour Season Finale of "One Tree Hill," things heat up between Lucas and Brooke since he finally tells her what he feels about her. Nathan and Deb conspire to desert Dan for good, leading to an explosive conclusion when he discovers their plan. Peyton has a shock. Meanwhile, Karen decides to spend the summer holiday in New Zealand. And at the climax of Dan's numerous deceptions someone sets the dealership on fire with him in it.

Nathan is released from the hospital and returns home to a pile of unpaid bills and an eviction notice. Lucas, Peyton and Brooke throw a fundraiser Tric to raise money, but Dan is the one that comes to Nathan's rescue. However, his gift comes with strings - he wants Nathan to ask Haley for an annulment.

Nathan's Uncle Cooper comes into town to take Nathan and Lucas on a racing trip. On the track, Nathan and Lucas are challenged to a race by the beautiful Daytona and her smart aleck brother Jarret, but things go horribly wrong when Nathan loses control of his car and crashes into a wall. Meanwhile, Deb's addiction to pain pills intensifies and Dan exposes Andy's relationship with Karen to his class.

Keith gets violent with Dan after learning that Dan paid Jules to fall in love with Keith. Anna turns Felix in to the school authorities after learning that he was the one who vandalized Peyton's locker. Lucas and Brooke discuss Brooke's possible move. Meanwhile, Nathan chances Haley in the hope of bringing her home. Brooke decides to move in with Karen.

When Tree Hill High does a time capsule project, the gang confesses their most intimate secrets to an anonymous video camera. Nathan's anger over Haley's absence continues to grow, landing both Lucas and Nathan in jail. Peyton and Jake's feelings for each other heat up, while Felix throws Brooke a party to celebrate her new gig as student body president. Meanwhile, when brought to court, Lucas opts to live with Dan and Deb rather than Karen.

When Michelle Branch & Jessica Harp from the band "The Wreckers" perform at TRIC, Haley realizes her passion is to pursue her music career. Meanwhile, Lucas decides to move in with Dan, straining his relationships with both Karen and Nathan. Brooke runs for student council president, but quickly realizes she is taking on more than she bargained for. Peyton and Jake's friendship grows stronger. Brooke finds out that Mouth broke her car window. Lucas gets his HCM results and aren't what they turn out to be.

Haley is surprised when her older sister Taylor comes to town, but not as shocked as Nathan, who recognizes Taylor from a past tryst. Brooke and Felix decide to become boyfriend and girlfriend. Jake makes a special visit to Peyton. Anna tells a secret to Lucas.

Lucas takes Anna to the formal night but by the end of the night ends up with Brooke. After spending time with Chris, Haley arrives late to the formal which angers Nathan. Meanwhile, Peyton struggles with pressure to do drugs.

The opening of Karen's club "Tric" brings together the people of Tree Hill. Lucas and Felix come to blows over Anna. After Chris quits his gig the night of the club opening, Haley must face her fear of performing to save the night for Peyton. Although Mouth tends to Brooke while she is drunk, Felix sneaks in and attempts to take the credit. Keith and Jules realize their relationship has reached a new level, while Dan deliberately tells Karen that Deb slept with Keith.

Felix organizes a "dare night" to test the limits of his new classmates. While out playing the game, Lucas meets a mysterious new girl, Anna, and the two of them seem to hit it off. Peyton tearfully confesses to the church that she recently tried cocaine and Keith is caught off guard when a beautiful woman comes to the shop and begins flirting with him. Meanwhile, Karen goes on a date with Andy, her younger professor.

Although Nathan and Haley are already married, Tim insists on throwing Nathan a post-wedding bachelor party, while Brooke throws Haley a bachelorette party. Meanwhile, Lucas tries to decide whether he should visit Dan in the hospital. Karen decides to go back to school. Nathan gets a job working for Keith at Dan's dealership.

After Lucas and Keith learn that Dan had a heart attack and is still in the hospital, they decide it is best for them to return to Tree Hill. When Deb learns about Haley and Nathan's marriage, she grows hostile. Meanwhile, angry that Lucas left Tree Hill without saying goodbye, Peyton and Brooke try to mend their friendship.

Lucas and Nathan bear the brunt of Dan's abuse as he coaches them into the playoffs, pushing both of them to their breaking points. Haley is stunned after Dan threatens her, causing her to reconsider her relationship with Nathan. Meanwhile, Whitey learns that his medical condition may be more serious than he first expected, and Dan learns a shocking secret from Deb.

While Nathan looks for an after-school job to pay his rent, Haley decides to throw a party at his apartment but panics when things get out of control. After a jilted Brooke realizes she was not invited to the festivities, she decides to crash the party with her new friend Nicki.