Title rated 4.15 out of 5 stars, based on 923 ratings(923 ratings)
Book, 2009/04/09
Current format, Book, 2009/04/09, , No Longer Available.
Book, 2009/04/09
Current format, Book, 2009/04/09, , No Longer Available. Offered in 0 more formats
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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