Captain Underpants Extra-Crunchy Book O' Fun — Scholastic Book Services
Issue: #1
George and Harold aren't bad kids. They just like to "liven things up" for everybody. Unfortunately, their THOUGHTFUL jokes sometimes get them into a LOT of trouble. And when Professor Pippy P. Poopypants becomes their new science teacher . . . well, George and Harold almost cause the entire planet to be taken over by a maniacal, mad-scientist guy in a giant robot suit! Who will stop the perilous...
First appearances: Professor Pippy P. Poopypants, George, Harold, Captain Underpants
Creators: Dav Pilkey
Characters: Professor Pippy P. Poopypants, George, Harold, Captain Underpants