A gallery assistant holds a print of an Andy Warhol artwork estimated to fetch 1,500 GBP in Bonhams auction house on November 25, 2011 in London, England. The auction of prints of works ranging from old masters to contemporary artists takes place in London on November 29, 2011. (Photo by Oli Scarff/Getty Images)

First class seat of Emirates Airbus A380 registration A6-EDP at Munich Airport Franz Joseph Strauss on November 25, 2011 in Munich, Germany. Emirates Airlines has launched a new daily A380 service from Dubai to Munich with its first flight. (Photo by Alexander Hassenstein/Getty Images)

A performer poses with “The Gronkle” and “Deadly Nadder” at the How to Train Your Dragon Media Call at Fox Studios on November 29, 2011 in Sydney, Australia. The “How to Train Your Dragon Arena Spectacular” world premiere will take place in Australia in March 2012. (Photo by Brendon Thorne/Getty Images)

A model displays the collection of Italian luxury brand Diesel at its China's first flagship shop unveiling ceremony, at Henglong Plaza on November 26, 2005 in Shanghai, China. (Photo by China Photos/Getty Images)

The under-construction Shard building on December 5, 2011 in London, England. The 80 storey skyscraper will be Europe's tallest mixed-use building when it is completed in May 2012; it will contain offices, restaurants, residential apartments as well as a five star hotel. (Photo by Dan Kitwood/Getty Images)

Mariusz Zbigniew Pudzianowski of Poland leads a match of the 2005 World's Strongest Man Competition at Wuhou Temple on September 27, 2005 in Chengdu of Sichuan Province, southwest China. (Photo by China Photos/Getty Images)

A gallery assistant holds a rare 14th century time-telling device device in Bonhams auction house on December 9, 2011 in London, England. The instrument, which dates from 1396 and was discovered in a shed in Queensland, Australia, is due to be auctioned on December 13, 2011 and is expected to fetch 200,000 GBP. (Photo by Oli Scarff/Getty Images)

Atmosphere during the auction of antique and modern furniture and other collectibles from Michael Jackson's last residence, his Holmby Hills mansion, held at Julien's Auctions Gallery on December 12, 2011 in Beverly Hills, California (Photo by Mark Davis/Getty Images)