When Chum Chum grows to gigantic size, Fanboy realizes he's a "Chulk" and uses his new skills to do many fun things. But when he gets scared back to normal size by Boog, Fanboy tries whatever he can to make his friend grow again.
Tropes:
- Attack of the 50-Foot Whatever: Chum Chum grows into a giant, or Chulk.
- Emotional Powers: Chum Chum grows into his Chulk form when he laughs hard enough. When he gets scared, he shrinks back to normal.
- Pun-Based Title: To The Incredible Hulk, nonetheless.