Harry Potter and the Order of the Phoenix
From Conservapedia
Harry Potter and the Order of the Phoenix is the fifth novel in the Harry Potter series by J.K. Rowling. Hogwarts has a new teacher, the evil Dolores Umbridge. She is trying to undermine Dumbledore and denigrate Harry Potter while denying that Voldemort is back. Harry joins a secret order called the Order of the Phoenix to fight Voldemort. Other people in the order are Sirius Black, his godfather, Dumbledore, Arthur and Molly Weaseley, and Severus Snape.
A film version of Harry Potter and the Order of the Phoenix, directed by David Yates, was released in 2007.[1]