Justin Bieber

Justin Bieber is spotted out and about in London wearing a bizarre gas mask. The singer had dinner at upscale Chinese restaurant Mr. Chow in Knightsbridge before heading to 45 Park Lane hotel to hang out with friends and his entourage. It's not the first time Bieber has been the man behind the mask - he baffled onlookers when he donned the creepy plastic and rubber gas mask last month Where: London, United Kingdom When: 06 Mar 2013 Credit: Craig Harris/WENN.com