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The Adventures of Ook and Gluk, Kung-Fu Cavemen from the Future by Dav Pilkey (Paperback, 2011) for sale online | eBay
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The Adventures of OOK and Gluk: Kung Fu Cavemen From the Future: George Beard and Harold Hutchins: Amazon.com: Books
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Cancel culture claims another victim: Children's book publisher pulls Captain Underpants spinoff | Daily Mail Online
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Captain Underpants author withdraws book over 'passive racism' | Children and teenagers | The Guardian
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Scholastic discontinues Pilkey's 'The Adventures of Ook and Gluk' due to 'passive racism' – SMASH PAGES
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Ultimate Pilkey Collection (With Cd): Super Diaper Baby; Ook and Gluk; Captain Underpants & the Bionic Booger Boy, Part 2 ; Ricky Ricotta's Giant Robot Vs. The Mecca Monkeys From Mars (Book
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