An extract from the audio recording of the fifth Harry Potter book has appeared online, amid tight restrictions on revelations from the latest plot.
JK Rowling has said there will be seven Harry Potter books
It gives fans, awaiting the global release of the book on 21 June, a brief glimpse of Harry's next adventure.
The audio clip describes Harry meeting up with friends Hermione and Ron, who have been forced to keep a secret from their close friend.
The young wizard, the extract reveals, is facing possible expulsion but we are left guessing as to whether it is from Hogwart's School of Witchcraft and Wizardry.
Details of Harry Potter and the Order of the Phoenix have been kept a closely-guarded secret ahead of its release.
There is a legal injunction in the UK forbidding anyone from publishing any text of the plot, but the audio extract can be found on the Amazon and AOL websites in the United States.
Jim Dale voices the Harry Potter books in the US
The one minute and 45 second clip, read by Carry On actor Jim Dale, gives fans the first taste of the latest wizarding tale as Harry embarks on another year at Hogwarts School of Witchcraft and Wizardry.
The audio extract is taken from the US audio recording read by Dale, who has now narrated all five Harry Potter books.
In the UK the audio recording is voiced by actor Stephen Fry.
British actor Dale creates 134 characters for the latest recording, which runs for more than 26 hours over 17 cassette tapes.
When Harry Potter is released it is expected to be an instant bestseller, with shops holding midnight openings to allow readers to be among the first to get hold of a copy.
The four previous Harry Potter books have sold 200 million copies in 55 languages.