The Cotton Candy Glob was a monster in the film Scooby Doo 2: Monsters Unleashed
History
The Cotton Candy Glob haunted a carnival and stole money. It tried to frighten and kill Shaggy and Scooby, but they ate him. His last words were "I'll give you cavities" as pink cotton candy bits flew across the screen implying that he was being devoured by the pair.