50937429 Singer Usher arrives at Heathrow Airport on a flight from Atlanta on November 7, 2012 in London, England. Usher, who’s performing at the American Music Awards this month, will be taking a coaching chair on NBC’s “The Voice” next spring while Cee Lo Green and Christina Aguilera take some time off. FameFlynet, Inc – Beverly Hills, CA, USA – +1 (818) 307-4813 RESTRICTIONS APPLY: USA ONLY