Krang's robot body goes out of control because Bebop & Rocksteady lose the right machine Chip. Michelangelo won't stop playing a video game, much to the other Turtles' annoyance.

Michelangelo accidentally turns his brothers into five-year-olds with Donatello's "Food Rebibifier"(a machine that turns old and rotten food fresh again), while Shredder, Rocksteady, and Bebop steal weather balloons and helium tanks.