Season 3, Episode 20
Toys Will Be Toys
November 12, 1999
Overview
Ned gets a virtual pet toy, which makes Newton jealous. Soon, though, Newton finds out that the toy has artificial intelligence and intends to conquer the world. He tries to convince Ned that the toy is evil, but he doesn't believe him, assuming that he's gotten more jealous. It's up to Newton to defeat the evil virtual pet on his own.