Mumford & Sons pose with their awards for Album of the Year for "Babel" and Best Long Form Music Video for "Big Easy Express" backstage at the 55th annual Grammy Awards in Los Angeles, California ... more 

Mumford & Sons pose with their awards for Album of the Year for "Babel" and Best Long Form Music Video for "Big Easy Express" backstage at the 55th annual Grammy Awards in Los Angeles, California February 10, 2013. REUTERS/Jonathan Alcorn less