Chrissy Teigen suffers a nip-slip while on stage with her husband during his show (video)

Chrissy Teigen suffered a nip-slip while on stage with her husband during his performance in New York for the Darkness and Light tour. Chrissy joined John Legend on stage for some slow dancing while he was singing 'slow dance'. While dancing, Chrissy's cloth slipped but John was quick to cover her up and they continued dancing like nothing happened. Watch the video after the cut...