Billy Batson says his magic word, and is lightning-bolted to the adult Earth. Meanwhile on the Kid Earth Robin, Superboy and Impulse face the cause of all their problems, Bedlam, who has possessed Matthew Stuart. Bedlam uses junior versions of Joker, Metallo and Gorilla Grodd to keep the heroes away. The JlA trapped on the other Earth are unable to help, and its up to Impulse to save the day.