From left, actors Daniel Radcliffe, Emma Watson and Rupert Grint attend the premiere of "Harry Potter and the Half-Blood Prince" in New York, Thursday, July 9, 2009.
Emma Watson attends the premiere of "Harry Potter and the Half-Blood Prince" at the Ziegfeld Theater, Thursday, July 9, 2009 in New York.
Actor Daniel Radcliffe attends the premiere of "Harry Potter and the Half Blood Prince" in New York, Thursday, July 9, 2009.
Rupert Grint attends the premiere of "Harry Potter and the Half-Blood Prince" at the Ziegfeld Theater, Thursday, July 9, 2009, in New York.
Michelle Trachtenberg attends the premiere of "Harry Potter and the Half Blood Prince" in New York on Thursday, July 9, 2009.
Tom Felton points to his alter-ego, Draco Malfoy, as he attends the premiere of "Harry Potter and the Half-Blood Prince" at the Ziegfeld Theater, Thursday, July 9, 2009, in New York.
Alan Rickman attends the premiere of "Harry Potter and the Half Blood Prince" in New York, Thursday, July 9, 2009.
From left, actors Michael Gambon, Daniel Radcliffe, Emma Watson, Rupert Grint and Alan Rickman attend the premiere of "Harry Potter and the Half Blood Prince" in New York on Thursday, July 9, 2009.
Marcia Gay Harden attends the premiere of "Harry Potter and the Half-Blood Prince" at the Ziegfeld Theater, Thursday, July 9, 2009, in New York.
Kelsey Grammer and wife Camille Grammer attend the premiere of "Harry Potter and the Half Blood Prince" in New York on Thursday, July 9, 2009.
Ashanti attends the premiere of "Harry Potter and the Half-Blood Prince" at the Ziegfeld Theater, Thursday, July 9, 2009, in New York.
London
From left, cast memberts Rupert Grint, Emma Watson and Daniel Radcliffe pose for photographers as they arrive at the world premiere of the film "Harry Potter and the Half-Blood Prince" at a cinema in London, Tuesday, July 7, 2009.
Daniel Radcliffe smiles, despite the rain, as he arrives for the world premiere of "Harry Potter and the Half-Blood Prince" at a cinema in Leicester Square, central London, Tuesday, July 7, 2009. "Prince" is the sixth film in the "Potter" series.
Emma Watson arrives for the world premiere of "Harry Potter and the Half-Blood Prince" at a cinema in Leicester Square, central London, Tuesday, July 7, 2009.
Rupert Grint poses for photographers upon his arrival at the world premiere of the film "Harry Potter and the Half-Blood Prince" at a cinema in London, Tuesday, July 7, 2009. The actor, who plays Ron Weasley, recently recovered from a bout with swine flu.
Tom Felton arrives for the world premiere of "Harry Potter and the Half-Blood Prince," at a cinema in Leicester Square, central London, Tuesday, July 7, 2009. Felton plays Draco Malfoy in the film.
Fans who came to watch the arrival of stars for the world premiere of "Harry Potter and the Half-Blood Prince" get soaked in the rain at a cinema in Leicester Square, central London, Tuesday, July 7, 2009.
J.K. Rowling arrives for the world premiere of "Harry Potter and the Half-Blood Prince" at a cinema in Leicester Square, central London, Tuesday, July 7, 2009. The film is based on the sixth book in Rowling's "Harry Potter" series.
Daniel Radcliffe, right, Emma Watson, center, and Rupert Grint arrive for the world premiere of "Harry Potter and the Half-Blood Prince" at a cinema in Leicester Square, central London, Tuesday, July 7, 2009.
Daniel Radcliffe, right, Emma Watson, center, and Rupert Grint arrive for the world premiere of "Harry Potter and the Half-Blood Prince" at a cinema in Leicester Square, central London, Tuesday, July 7, 2009.