Kirby wants a video of him losing a rap battle to his mother to be taken down from the Internet, but he can't do that unless he's a member of the AV Club. When he partners with another member of the AV Club, Chip, things get awry.
When Kirby's underground comic book that mocks Forest Hills' teachers is accidentally put in the school's suggestion box, Kirby, Fish and Eli devise a plan to steal it back before it's too late.
While Lord Mitchell gains power from orbs retrieved by his minions, Kirby prepares himself for battle by training to be a gatekeeper with Mitchell Prime.
When Kirby is grounded and he, Fish and Eli can't complete their 52nd-consecutive Friday night hang out session, Kirby is forced to camp in the backyard with his dad while Fish and Eli sneak in to the Buckets' household to play.
Kirby and his friends find themselves in a bizarre alternate dimension where "rotten" kids are mulched and then regrown to be fresh versions of themselves.
Kirby wins tickets to a video game convention but can't decide on whether he should take Fish or Eli. Dawn also takes part in the convention when she lands a job dressing up as a comic-book character.