|"Are you a wizard or not?"
The title of this article is conjectural. Although it is based on canonical information, the actual name is a conjecture and may be supplanted at any time by additional information released from canonical sources. If this occurs, please move this page to the appropriate title.
This spell could be used to transform a cat or kneazle into a tea cosy. Ron Weasley was capable of performing this spell, and warned Hermione Granger that if she didn't keep Crookshanks away from Scabbers, he would use it on him.
- Harry Potter and the Prisoner of Azkaban (film) (First mentioned)