Harry Potter and the Chamber of Secrets seven books had been published, Graeme Davis regarded "Harry Potter and the Chamber of Secrets" as the weakest of the series, and agreed that the plot structure is much the same as in "Harry Potter and the Philosopher's Stone". He described Fawkes's appearance to arm Harry and then to heal him as a "deus ex machina": he said that the book does not explain how Fawkes knew where to find Harry; and Fawkes's timing had to be very precise, as arriving earlier would probably have prevented the battle with the basilisk, while arriving later would have been fatal to Harry
Harry Potter (film series) the Wizarding and Muggle worlds. The rights for the first four novels in the series were sold to Warner Bros. for £1,000,000 by J.K. Rowling. After the release of the fourth book in July 2000, the first film, "Harry Potter and the Philosopher's Stone", was released on 16 November 2001. In its opening weekend, the film grossed $90 million in the United States alone, which set a record opening worldwide. The succeeding three motion picture adaptations followed suit in financial success, while garnering positive reviews from fans and critics. The fifth film, "Harry Potter and the Order of the Phoenix",