Fanboy has a terrible toothache, so Chum Chum has no choice but to bring him to the dentist. Fanboy protests and struggles, despite Chum Chum's assurances that Dr. Plaqula is a fun dentist.
Mr. Mufflin's class is going on a field trip to the dinosaur museum but when it comes time to "buddy up," Kyle is without a buddy. Fanboy and Chum Chum take it upon themselves to be Kyle's buddy but Kyle takes it too seriously.
Super Chum and Fannihilator have been Best Nemeses since the beginning of time, but when a new supervillain, Copy Kitten, comes along, she vows to stop at nothing to become Super Chum's arch nemesis.
Fanboy & Chum Chum can't wait - it's the one day at school that they get to be as messy, gross and gooey as possible - because it's Slime Day!!
One day, Fanboy and Chum Chum wake up and realize they are perfectly in sync. They say, think, and do everything exactly the same!