- Sat, May 25
- Katie Harrison's birthday
- Alec Hopkins's birthday
- Sun, May 26
- Detention in the forest; Quirrell drinks unicorn blood
- Helena Bonham Carter's birthday
- Will Dunn's birthday
- Wed, May 29
- Harry defeats Tom Riddle and destroys diary
- Ginny is taken into the Chamber of Secrets
- Lockhart erases own memory with Ron's wand
- Thu, May 30
- Victoria Velasco's birthday
- Dobby is FREE!
- Fri, May 31
- Harry Potter and the Prisoner of Azkaban movie (UK)
- Colin Farrell's birthday
- Harry dreams in Divination and looks in the Pensieve
- Michele Berg's birthday
- “It takes a great deal of bravery to stand up to our enemies, but just as much to stand up to our friends.”
- August 10, 2004 – Harry Potter and the Order of the Phoenix is released in paperback; debuts at #1 on all charts.
Did You Know
- While filming Harry Potter and the Prisoner of Azkaban, Tom Felton’s Hogwarts robes had their pockets sewn shut because he kept trying to sneak food onto the set.