VIDEO EXCLUSIVE - Usher leaving Radio 1 and greeting his waiting fans. He seems to be in a good mood as he signs autographs and poses for pictures. He is then seen leaving Capital radio where fans want to hug him and he jokes around with the cameraman. London UK 08/05/2008 SHOT BY MALCOLM WALKER-ARNOTT/BIG PICTURES: 002/MWA Higher resolution available on request +44 (0)207 250 3555