What happens in harry potter and the oder of the phoenix?!

What happens in harry potter and the oder of the phoenix?

PLEASE TELL ME IF YOU HADE WATCH OR READ HARRY POTTER AND THE ODER OF PHEONIX!!!!!!!!!!!!!!!!!!!!!!!...
what happens!!!!!!!!!!!!!!!!!!!!!!!

Movie synopsis:

In the beginning, Harry and Dudley get attacked by dementors. Harry wards them off using the Patronus charm, but Dudley sees, and since he's a muggle Harry gets expelled. Dumbledore requests a hearing, so they go and Harry is able to stay at Hogwarts!! Then he goes to Grimmauld Place (The Black's Home) where the Order Of The Phoenix is meeting. Harry wants to fight with them. So, he goes to Hogwarts and Hagrid is not there. The whole time is having dreams about a long, mysterious hallway. Professor Umbridge is the new defense against the dark arts teacher. She is a woman who likes kittens, pink, and cardigans. She is in the ministry of magic and follows there "no magic in school" rule. She along with the rest of The Ministry of Magic believe that Voldemort has not returned. She is also very evil! In detention with Harry, she makes him write with a quill that extracts blood from his hand, and writes in his hand. Hermione convinces Harry to teach defense against the dark arts (since he has experience with dark arts)in the Room of Requirements named Dumbledore's Army (DA) One night, he has a dream that Ron's father is being attacked by a snake while doing his job as a nightguard in the eyes of the snake. Ron's father is rescued. Meanwhile, Harry finds out that the reason that Hagrid has been gone is because he retrieved and is taking care of his giant half-brother, who Harry and his friends take care of. The giant's name is Grawp. Then, he has a dream that his godfather, Sirius, has been captured by Lord Voldemort in the room past the door in the long hallway. He goes with a few members of Dumbledores Army (Ginny, Neville, Luna, Hermione, and Ron) He then gets to the room, and found out that he had been tricked by Lord Voldemort. He is only there because Lord Voldemort needs Harry's prophecy, and only Harry can pick it up. The members of DA and Harry battle the death eaters, until the Order Of The Phoenix shows up. They fight the death eaters, and Sirius Black's own cousin kills him by forcing him into a curtain, and he does not return. Dumbledore shows up and battles Lord Voldemort. Voldemort escapes, and finally the minister believes that Voldemort is back. Harry goes back to Privet Drive.