Who's Who? - S4.E8

Galeo creates an invention that switches the identities of things. Meanwhile, three snorkeaters are terrorizing the town and All-Star hides in Galeo's machine. The snorkeaters come into Galeo's lab and one goes into his machine. All-Star and the snorkeater accidentally switch bodies! they try to keep the others in the dark about their true selves until they return to normal, which is not gonna be easy.