Dancers of the English National Ballet perform MacMillan's The Rite of Spring from Beyond Ballet Russes with costumes by Kinder Aggugini at the Coliseum on March 22, 2012 in London, England. (Photo by Ian Gavan/Getty Images)

Rihanna poses as she attends the photocall for the movie “Battleship” at the Corinthia Hotel on March 28, 2012 in London, England. (Photo by Dave M. Benett/Getty Images)

A rare Jeroboam of Chateau Mouton Rothschild from 1953 (R) and a bottle of Chateau Mouton Rothschild from 1982 on January 17, 2012 in London, England. (Photo by Oli Scarff/Getty Images)

Workmen use a crane to winch a large stone head, created by British sculptor Emily Young, into Berkeley Square on February 2, 2012 in London, England. (Photo by Oli Scarff/Getty Images)

A man sledges on Primrose Hill with his daughter and their dog on February 5, 2012 in London, England. The United Kingdom is experiencing heavy snowfall with many areas affected. (Photo by Peter Macdiarmid/Getty Images)

An Anti-Capitalist protestor from the Occupy LSX movement at St. Paul's Cathedral on February 22, 2012 in London, England. (Photo by Matthew Lloyd/Getty Images)

A woman at Foyles bookshop looks at a copy of J. K. Rowling's latest novel “The Casual Vacancy” which has gone on sale today starting at 8:00 am on September 27, 2012 in London, England. “The Casual Vacancy” is J. K. Rowling's first book aimed at an adult readership and is centered on a parish council election in a small West Country town. (Photo by Oli Scarf)

Katy Perry attends the European premiere of Katy Perry: «Part Of Me 3D» at Empire Leicester Square on July 3, 2012 in London, England. (Photo by Mike Marsland)