When Team Toon's latest Psycho Squirrel cartoon gets a negative comment on the internet, the gang begins fighting with one another. It's bad timing, too, since Wendell has come to them asking for help finding his imaginary friend James. Team Toon has to learn to work together again before they fail their mission and James goes missing forever.
Sam is running for school president and he's the overwhelming favorite to win. However, Team Toon's shocked to find his rival, the unpopular, anti-fun Cornelia Flynn, has defeated him in a landslide! When the school begins falling apart with Cornelia in charge, it's up to Team Toon to figure out a way to prevent Hutchinson from falling into chaos!
Dylan's excited to show Team Toon his awesome new video game "Night of the Rattle Slugs" when he realizes his cartridge has somehow been swapped with a preschooler game called "Power Flower Counting." The gang must go back in time to find out where Dylan left his game before someone else beats his high score!
After a bout of writer's block Iko finally finds his inspiration in swim class, but as soon as he writes it all down, he loses his notebook down the drain of the Hutchinson swimming pool. The gang goes on an underwater adventure to find his notebook so they can come up with the latest Psycho Squirrel cartoon!