
Written & illustrated by Dav Pilkey
Book #8 in the Captain Underpants series
Two fourth-grade pranksters travel through time and space, causing chaos and mayhem wherever they go.
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George and Harold's time-traveling adventure lands them in a world where everything seems perfect, but danger lurks. Their evil-twin look-alikes capture their pet pterodactyl and bionic hamster. Can they outsmart their greatest foes—THEMSELVES—or will Captain Underpants need to save the day?
George and Harold’s time-traveling Purple Potty lands them in a crazy place in the eighth book in this #1 New York Times bestselling series by Dav Pilkey, the creator of Dog Man!
The teachers are nice, the cafeteria serves delicious food, and the school principal, Mr. Krupp, thinks George and Harold are hilarious. Something is very, very wrong – and it gets even wronger when the boys’ pet pterodactyl, Crackers, and Sulu the Bionic Hamster are captured by George and Harold’s evil-twin look-alikes. Now George and Harold must face their greatest foes yet: THEMSELVES! Can they handle this mess on their own, or will they need Captain Underpants to swoop in and save the day?
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Top contributors: Elaine R. · The Goodfather