Participants dressed as Santa Claus take part in the Great Edinburgh Santa Run on December 11, 2011 in Edinburgh, Scotland. Around a thousand people took part in the annual fundraising event, with all money raised being donated to the charity “When You Wish Upon a Star”. (Photo by Jeff J. Mitchell/Getty Images)

A man walks on the Cobb as storm waves break behind on December 13, 2011 in Lyme Regis, England. (Photo by Matt Cardy/Getty Images)

Tech. Sgt. Milo Hinson, 3rd Combat Camera Squadron, uses a flashlight while shooting a Berretta 9mm during the night-fire portion of Advance Weapons, Tactics and Techniques training in San Antonio. During night-fire training, airmen learn how to tactically illuminate targets with flashlights and practice using night vision goggles. (Photo by Staff Sgt. Jonathan Snyder/U.S. Air Force). 2011

Lady Gaga performs at Radio 1's Big Weekend 2011 at Carlisle Airport on May 15, 2011 in Carlisle, England. (Photo by Dave Hogan/Getty Images)

Grinders are on display for sale during the HempCon 2011 Medical Marijuana Expo at the Los Angeles Convention Center on August 26, 2011 in Los Angeles, California. The three-day event includes exhibits, evaluation services, legal services, equipment, and accessories. (Photo by Kevork Djansezian/Getty Images)

A model showcases designs by Twenty Seven Names in a photograph as part of New Zealand Fashion Week 2011 at a Newton Gallery on August 30, 2011 in Auckland, New Zealand. (Photo by Sandra Mu/Getty Images)

A model showcases “The Bride” by Stephane Rolland on the catwalk as part of Women's Fashion Week Haute Couture program at Marina Bay Sands on October 30, 2011 in Singapore. (Photo by Chris McGrath/Getty Images)

A model showcases designs by Friend Of Mine on the catwalk during Rosemount Australian Fashion Week Spring/Summer 2011/12 at Overseas Passenger Terminal on May 2, 2011 in Sydney, Australia. (Photo by Stefan Gosatti/Getty Images)