Jessie J Sings "Bang Bang" With Her Mouth Closed—And You Can Still Understand Every Word! Watch the Video
Jessie J visited The Graham **rton Show last week, where she sang "Bang Bang" with her mouth closed and still sounded incredible; watch the wild video here!This article originally appeared on Usmagazine.com: Jessie J Sings "Bang Bang" With Her Mouth Closed—And You Can Still Understand Every Word! Watch the Video (http://www.usmagazine.com/celebrity-news/news/jessie-j-sings-bang-bang-with-mouth-closed-video-2015191)