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Mr Krupp.png

Benjamin Krupp (also known as Mr. Krupp or Principal Krupp) is the principal of Captain Underpants: The First Epic Movie. He hates George and Harold causing pranks. Later, the two boys have the ability to hypnotize Krupp. They make him act like a chicken and a monkey when hypnotized. Then, they turn him to the underwear naked superhero, Captain Underpants.

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