|"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.
Behind the scenes
- In the film adaptation of Harry Potter and the Chamber of Secrets it was Vernon who told a joke about some plumbers which cannot be considered canon as it seems to be a replacement.
- It is possible, however unknown, that this story was somewhat like the joke.