Jimmy Roberts is a 12-year-old boy who can't seem to say no to anybody, and as a result, ends up getting taken advantage of on a regular basis, even by his best friend Craig. This problem continues during his class trip to Gollyworld, where he misses out on many of the rides because Craig tells the popular kids that Jimmy will hold their items for them. The popular kids then, on Craig's suggestion, tell Jimmy to go try to find Milt Appleday's frozen brain, which supposedly is hidden somewhere in Tux's Arctic Adventure. As usual, Jimmy unwillingly gives in, and once there, bumps into Milt's son Sonny, who is attempting to retrieve the brain from underneath the ice. After being spotted by Sonny, Jimmy quickly flees and during his escape, accidentally runs onto the path of an oncoming train a