Captain Underpants and the Preposterous Plight of the Purple Potty

When Melvin’s Purple Potty device zaps George and Harold into an alternate universe, they must battle their evil twins and conquer Captain Blunderpants.

Captain Underpants And The Preposterous Plight Of Purple Potty People BOOK KIDS 9780439376143

Captain Underpants and the Preposterous Plight of the Purple Potty People (Book 8)

Captain Underpants and the Preposterous Plight of the Purple Potty People (Captain Underpants #8) Book Review and Ratings by Kids - Dav Pilkey

Captain Underpants and the Preposterous Plight of the Purple Potty People: Color Edition (Captain Underpants #8) : Color Edition

Captain Underpants and the Preposterous Plight of the Purple Potty People: Color Edition (Captain Underpants #8) eBook by Dav Pilkey - EPUB Book

9781407163284 - Captain Underpants: 10 Book Set by Dav Pilkey - AbeBooks

CT06 Captain Underpants - Captain Underpants and the Preposterous Plight of the Purple Potty People 9781338271515 – MEOW MEOW EXPO

Captain Underpants and the Preposterous Plight of the Purple Potty People: 8 & Captain Underpants and the Attack of the Talking Toilets: 2 Captain Underpants and Dav Pilkey : : Books

Captain Underpants and the Preposterous Plight of the Purple Potty People: Color Edition (Captain Underpants #8) (Color Edition): Pilkey, Dav, Pilkey, Dav: 9781338271515: Books