Two overly imaginative pranksters named George and Harold hypnotize their grumpy principal into thinking he's a ridiculously enthusiastic, incredibly dimwitted superhero named Captain Underp... Read allTwo overly imaginative pranksters named George and Harold hypnotize their grumpy principal into thinking he's a ridiculously enthusiastic, incredibly dimwitted superhero named Captain Underpants.Two overly imaginative pranksters named George and Harold hypnotize their grumpy principal into thinking he's a ridiculously enthusiastic, incredibly dimwitted superhero named Captain Underpants.