watch 01:11 The Loop (TV) Do you like this video? The Grimness Book of Records is a monster guide and spell book. Contents[show] History Scooby-Doo and the Reluctant Werewolf Insert details here. Appearances Scooby-Doo and the Reluctant Werewolf Notes/trivia It's a parody of the The Guiness Book of Records (now known as Guiness World Records). Retrieved from "https://scoobydoo.fandom.com/wiki/The_Grimness_Book_of_Records?oldid=320823" Categories: Literature within the Scooby-Doo universe Scooby-Doo and the Reluctant Werewolf objects Community content is available under CC-BY-SA unless otherwise noted.