The older George and Harold tried to snap their fingers, but as he had been washing his face, he can not turn into Captain Underpants, and Mr. Meaner beats them up anyway.

Once Mr. Krupp dries his face, they snap their fingers and turn him into Captain Underpants, defeating Mr. Meaner and sending him to prison.

After eating an egg salad sandwich with pickle relish, Meaner turns into a blob called Sir Stinks-A-Lot.

As young George and Harold return their older counterparts, they find that Krupp doesn’t turn into Underpants at the snap of a finger.

Back at their tree house, Yesterday George decides that he and Harold make a comic featuring Dog Man, thus concluding the series of Captain Underpants.