Tough Mudder Endurance Race Takes Place In Cheshire [Getty Images]

CHESHIRE, UNITED KINGDOM - NOVEMBER 18: A participant dressed as Mrs Santa during the Tough Mudder endurance challenge at Cholmondeley Castle on November 18, 2012 in Malpas, United Kingdom. The 10-12 mile obstacle endurance course will this year be raising funds for Help for Heroes. (Photo by Shirlaine Forrest/Getty Images)

Getty Images News Shirlaine Forrest