Released book
The adventures of Captain Underpants : an epic novel
by Dav Pilkey
- Release : December 31, 1996
- Publisher : Scholastic
- Language : English
- ISBN : 9780590846288
When George and Harold hypnotize their principal into thinking that he is the superhero Captain Underpants, he leads them to the lair of the nefarious Dr. Diaper, where they must defeat his evil robot henchmen.
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