Pilkey, Dav  <br/><br/>
Captian Underpants : The Adventures of Captain Underpants Vol. 1 

 - New York  Scholastic  1997 
<br/><br/> 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. 
<br/><br/><label>ISBN: </label>9780590846288 
<br/><br/><label>Subjects--Index Terms: </label>superhero  school  fun  adventure