TY - BOOK AU - Pilkey,Dav TI - The adventures of Captain Underpants SN - 0-590-84627-2 PY - 1997/// CY - New York PB - Scholastic KW - School principals KW - Fiction KW - Heroes KW - Science fiction KW - Humorous stories N2 - When George and Harold hypnotize their principal into thinking that he is the superhero Captain Underpants, he leads them to the lair of Dr. Diaper, where they must defeat his evil robot henchman ER -