Behind the scenes
- Harry Potter: "Beat up another 10-year-old?"
- Dudley Dursley: "This one deserved it."
- Gang: "Yeah."
- Harry Potter: "Five against one, very brave."
- — Harry Potter to Dudley Dursley and his gang[src]
It is first actually said in the film adaption of Harry Potter and the Order of the Phoenix that there is a ten-year-old boy. In the novel and game Harry simply asks if he had beaten another ten-year-old, and does not get an answer.
- Harry Potter and the Order of the Phoenix (First mentioned)
- Harry Potter and the Order of the Phoenix (film) (Mentioned only)
- Harry Potter and the Order of the Phoenix (video game) (Mentioned only)