A Russian trenchmortar crew run to take up a new firing position in the Stalingrad area during the Great Patriotic War. (Photo by Keystone/Getty Images). October 1942

The new Batmobile designed by Gordon Murray to be used in the live stage production of Batman Live World Arena Tour is unveiled for the first time at LH2 Studios on June 15, 2011 in London, England. (Photo by Gareth Cattermole/Getty Images)

A New York window cleaner strapped to the side of The RCA Building in the Rockefeller Center, with St Patrick's Cathedral below him to the left. (Photo by William Lovelace/Express/Getty Images). 2nd May 1961

Singer Selena Gomez performs at the PNC Bank Arts Center on August 20, 2011 in Holmdel, New Jersey. (Photo by Michael Loccisano/Getty Images)

Singer and jury member Brian Ferry attends the Cartier “Travel With Style” Concours on March 12, 2011 in New Delhi, India. (Photo by Pascal Le Segretain/Getty Images for Cartier)

Inductee Alice Cooper poses with a snake in the press room at the 26th annual Rock and Roll Hall of Fame Induction Ceremony at The Waldorf=Astoria on March 14, 2011 in New York City.

Alfred Hitchcock (1899 – 1980) in front of a caricature of his profile at a press reception in London for his new film “Frenzy”. (Photo by Central Press/Getty Images). 24th May 1972

Lady Gaga performs on ABC's “Good Morning America” at Rumsey Playfield, Central Park on May 27, 2011 in New York, United States. (Photo by Andrew H. Walker/Getty Images)