Harry Potter and the Half-Blood Prince continue. Harry finds out that the locket is not the real Horcrux, containing only a note from someone named "R. A. B.". Harry is so devastated by Dumbledore's death (and upset by its futility) that he tells his friends he will not be returning to Hogwarts. Instead, he will spend the next year searching out Voldemort's Horcruxes. Ron and Hermione insist on joining him in destroying Lord Voldemort for good. "Harry Potter and the Half-Blood Prince" is the sixth book in the Harry Potter series. The first book in the series, "Harry Potter and the Philosopher's Stone", was first published
Harry Potter (film series) was released in November 2010, and "Part 2" was released in July 2011. Five of the series' eight films are among the 50 highest-grossing films of all time, with "Harry Potter and the Deathly Hallows – Part 2" the highest-grossing film in the series and one of 36 films to gross over $1 billion, ranking at number ten. Without inflation adjustment, it is the third highest-grossing film series with $7.7 billion in worldwide receipts. Late in 1997, film producer David Heyman's London offices received a copy of the first book in what would become Rowling's series of seven "Harry Potter"