Captain Underpants and the Perilous Plot of Professor Poopypants (Bk. 4)
By Dav Pilkey.
Description
In the fourth "epic novel" by the wildly popular Dav Pilkey, young troublemakers George and Harold are back with Mr. Krupp, the Jerome Horowitz Elementary principal they previously transformed into the superhero Captain Underpants with their 3-D hypno ring. This comic adventure begins in New Swissland, where everyone has a silly name. ...
ISBN(s)
0439998190, 9780439998192
