Harry Potter And The Deathly Hallows Part 2 - World Premiere - Inside Arrivals

(Photo by Dave Hogan/Getty Images)

Fans at the world premiere of Harry Potter and the Deathly Hallows Part 2 at Trafalgar Square on July 7, 2011 in London, England screamed with excitement as they painted each others' faces in the red-and-yellow colours of Gryffindor, one of the four houses of the wizarding Hogwarts school in the Harry Potter books. Harry's house, of course.
(Photo by Dave Hogan/Getty Images)

Harry Potter And The Deathly Hallows - Part 2 - World Premiere

(Photo by Oli Scarff/Getty Images)

Harry Potter fans wait in Trafalgar Square ahead of the world premiere of the final film adaptation in the series on July 7, 2011 in London, England. Thousands of fans have waited overnight to see the the film's cast members and watch a screening of "Harry Potter And The Deathly Hallows: Part II" prior to its general release date of July 15, 2011. (Photo by Oli Scarff/Getty Images)

Harry Potter And The Deathly Hallows - Part 2 - World Premiere

(Photo by Oli Scarff/Getty Images)

Harry Potter fans wait in Trafalgar Square ahead of the world premiere of the final film adaptation in the series on July 7, 2011 in London, England. Thousands of fans have waited overnight to see the the film's cast members and watch a screening of "Harry Potter And The Deathly Hallows: Part II" prior to its general release date of July 15, 2011. (Photo by Oli Scarff/Getty Images)

Harry Potter And The Deathly Hallows - Part 2 - World Premiere

(Photo by Oli Scarff/Getty Images)

Harry Potter fans wait in Trafalgar Square ahead of the world premiere of the final film adaptation in the series on July 7, 2011 in London, England. Thousands of fans have waited overnight to see the the film's cast members and watch a screening of "Harry Potter And The Deathly Hallows: Part II" prior to its general release date of July 15, 2011. (Photo by Oli Scarff/Getty Images)

Harry Potter And The Deathly Hallows - Part 2 - World Premiere

(Photo by Oli Scarff/Getty Images)

Harry Potter fans wait in Trafalgar Square ahead of the world premiere of the final film adaptation in the series on July 7, 2011 in London, England. Thousands of fans have waited overnight to see the the film's cast members and watch a screening of "Harry Potter And The Deathly Hallows: Part II" prior to its general release date of July 15, 2011. (Photo by Oli Scarff/Getty Images)

Harry Potter And The Deathly Hallows - Part 2 - World Premiere

(Photo by Oli Scarff/Getty Images)

Harry Potter fans wait in Trafalgar Square ahead of the world premiere of the final film adaptation in the series on July 7, 2011 in London, England. Thousands of fans have waited overnight to see the the film's cast members and watch a screening of "Harry Potter And The Deathly Hallows: Part II" prior to its general release date of July 15, 2011. (Photo by Oli Scarff/Getty Images)

Harry Potter And The Deathly Hallows - Part 2 - World Premiere

(Photo by Oli Scarff/Getty Images)

Harry Potter fans wait in Trafalgar Square ahead of the world premiere of the final film adaptation in the series on July 7, 2011 in London, England. Thousands of fans have waited overnight to see the the film's cast members and watch a screening of "Harry Potter And The Deathly Hallows: Part II" prior to its general release date of July 15, 2011. (Photo by Oli Scarff/Getty Images)

Harry Potter And The Deathly Hallows Part 2 - World Premiere - Inside Arrivals

(Photo by Dave Hogan/Getty Images)

A general view of fans at the world premiere of Harry Potter and the Deathly Hallows Part 2 at Trafalgar Square on July 7, 2011 in London, England. (Photo by Dave Hogan/Getty Images)

Harry Potter And The Deathly Hallows - Part 2 - World Film Premiere

(Photo by Ian Gavan/Getty Images)

Fans gather in Trafalgar Square for the World Premiere of Harry Potter and The Deathly Hallows - Part 2 at Trafalgar Square on July 7, 2011 in London, England. (Photo by Ian Gavan/Getty Images)

Harry Potter And The Deathly Hallows - Part 2 - World Film Premiere

(Photo by Ian Gavan/Getty Images)

Fans gather in Trafalgar Square for the World Premiere of Harry Potter and The Deathly Hallows - Part 2 at Trafalgar Square on July 7, 2011 in London, England. (Photo by Ian Gavan/Getty Images)

Harry Potter And The Deathly Hallows Part 2 - World Premiere - Inside Arrivals

(Photo by Dave Hogan/Getty Images)

A general view of fans at the world premiere of Harry Potter and the Deathly Hallows Part 2 at Trafalgar Square on July 7, 2011 in London, England. (Photo by Dave Hogan/Getty Images)

Harry Potter Premiere

(Photo credit: CARL COURT/AFP/Getty Images)

Fans wait to see the world premiere of the film 'Harry Potter and the Deathly Hallows - Part 2 in London's Trafalgar Square, on July 7, 2011. Excitement reached fever pitch in central London as thousands of spellbound Harry Potter fans waited to see the stars on the red carpet Thursday for the world premiere of the final film. (Photo credit: CARL COURT/AFP/Getty Images)

Harry Potter Premiere

(Photo credit: CARL COURT/AFP/Getty Images)

Fans wait to see the world premiere of the film 'Harry Potter and the Deathly Hallows - Part 2' in London's Trafalgar Square, on July 7, 2011. Excitement reached fever pitch in central London as thousands of spellbound Harry Potter fans waited to see the stars on the red carpet Thursday for the world premiere of the final film. (Photo credit: CARL COURT/AFP/Getty Images)

Harry Potter And The Deathly Hallows Part 2 - World Premiere - Inside Arrivals

(Photo by Dave Hogan/Getty Images)

A general view of fans at the world premiere of Harry Potter and the Deathly Hallows Part 2 at Trafalgar Square on July 7, 2011 in London, England. (Photo by Dave Hogan/Getty Images)

Fans Gather For The Final Installment Of The Harry Potter Films

(Photo by Dan Kitwood/Getty Images)

Harry Potter fans queue around Trafalgar Square for the final installment of the Harry Potter film on July 7, 2011 in London, England. Fans have been queuing for up to two days to secure a spot for tonight's premiere of the final film in the Harry Potter series, Harry Potter and the Deathly Hallows - Part 2. (Photo by Dan Kitwood/Getty Images)

Fans Gather For The Final Installment Of The Harry Potter Films

(Photo by Dan Kitwood/Getty Images)

Harry Potter fans queue in Trafalgar Square for the final installment of the Harry Potter film on July 7, 2011 in London, England. Fans have been queuing for up to two days to secure a spot for tonight's premiere of the final film in the Harry Potter series, Harry Potter and the Deathly Hallows - Part 2. (Photo by Dan Kitwood/Getty Images)

Fans Gather For The Final Installment Of The Harry Potter Films

(Photo by Dan Kitwood/Getty Images)

Harry Potter fans queue in Trafalgar Square for the final installment of the Harry Potter film on July 7, 2011 in London, England. Fans have been queuing for up to two days to secure a spot for tonight's premiere of the final film in the Harry Potter series, Harry Potter and the Deathly Hallows - Part 2. (Photo by Dan Kitwood/Getty Images)

Fans Gather For The Final Installment Of The Harry Potter Films

(Photo by Dan Kitwood/Getty Images)

Harry Potter fans Alina Reinmelt 14, (CL) and Konstanze Stelzer 15, from Austria queue in Trafalgar Sqare for the final installment of the Harry Potter film on July 7, 2011 in London, England. Fans have been queuing for up to two days to secure a spot for tonight's premiere of the final film in the Harry Potter series, Harry Potter and the Deathly Hallows - Part 2. (Photo by Dan Kitwood/Getty Images)

Harry Potter

(Photo credit: CARL COURT/AFP/Getty Images)

Fans wait to see the world premiere of the film 'Harry Potter and the Deathly Hallows - Part 2' in London's Trafalgar Square, on July 7, 2011. Excitement reached fever pitch in central London as thousands of spellbound Harry Potter fans waited to see the stars on the red carpet Thursday for the world premiere of the final film. (Photo credit: CARL COURT/AFP/Getty Images)