That movie followed Harold and George as middle schoolers as they accidentally turn their principal into Captain Underpants from their comic. The similarities are not accidental as Dog Man is a ...

They hypnotize their nemesis, the mean-spirited principal Mr. Krupp. He transforms into the incredibly clueless yet kind-hearted and enthusiastic superhero named Captain Underpants. Even without ...

The principal, who is later hypnotized by George and Harold into becoming Captain Underpants, blackmails the two mischievous students into behaving well at school and doing chores for him by ...