← Previous revisionRevision as of 03:02, 21 October 2026 Line 47: Line 47: * '''Harold Hutchins''' – Illustrator of ''Captain Underpants'', ''Super Diaper Baby'', ''The Amazing Cow Lady'' and ''Hairy Potty''. (Only appeared in the ''About the Author and Illustrator'' page). * '''Harold Hutchins''' – Illustrator of ''Captain Underpants'', ''Super Diaper Baby'', ''The Amazing Cow Lady'' and ''Hairy Potty''. (Only appeared in the ''About the Author and Illustrator'' page). * '''Professor Gaylord Sneedly''' - The scientist and father of Melvin Sneedly, George and Harold's nemesis. * '''Professor Gaylord Sneedly''' - The scientist and father of Melvin Sneedly, George and Harold's nemesis. == Development == Ook and Gluk were originally going to be prehistoric paramedics, inspired by a story Dav Pilkey's editor told him about a student at a kindergarten she visited who pretended that a toy ambulance he brought for show-and-tell was a prehistoric ambulance used by cavemen to transport sick dinosaurs. While developing the characters over several years, Pilkey decided that "Kung-Fu Cavemen" sounded better and changed the story.{{Cite web |last=Lodge {{!}} |first=Sally |title=Q & A with Dav Pilkey |url=https://www.publishersweekly.com/pw/by-topic/authors/interviews/article/44061-q-a-with-dav-pilkey.html |access-date=2026-10-21 |website=PublishersWeekly.com |language=en}} ==Reception== ==Reception==