Ben and Rook must stop the evil Robots from Dimension 12 while trapped in their own pre-pubescent bodies, thanks to Ben's childhood rival.
Tropes in this episode
- Disproportionate Retribution: Billy once tried to send Ben to a dimension full of killer robots, all out of petty jealousy that Ben got more attention than him.
- Quit Your Whining: When Ben turns into a kid again and desperately wants to return into a teen again, Max basically tells him this.Max: I know that you're worried, but we're doing everything possible to help. I promise it will be okay.Ben: Come on Grandpa, I just look like I'm eleven. But I'm still sixteen in here.Max: Well then, in that case, stop whining and act your age.
- Remember the New Guy?: Billy claims that he and Ben went to elementary school together. Ben, however, doesn't even know him, much to Billy's frustration.
