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.

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Captain Underpants and the Preposterous Plight of the Purple Potty People by Dav Pilkey, Paperback

Captain Underpants and the Preposterous Plight of the Purple Potty People Chapter 1 to 8

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Captain Underpants And The Preposterous Plight Of The Purple Potty People: Chap. 1

Captain Underpants : 08 : Captain Underpants and the Preposterous Plight of the Purple Potty –

Captain Underpants and the Preposterous Plight of the Purple Potty People, eBook by Dav Pilkey, Captain Underpants Series, 9781921990885

Captain Underpants and the Preposterous Plight of the Purple Potty People, Captain Underpants Wiki

Captain Underpants 10 Books Set Collection Dav Pilkey – Lowplex

CAPTAIN UNDERPANTS AND THE PREPOSTEROUS PLIGHT OF THE PURPLE POTTY PEOPLE (#8)

Captain Underpants Series Book 8: Captain Underpants and the Preposterous Plight of the Purple Potty People by Dav Pilkey - Sulfur Books