The singer, 55, arrived at the Stephen Sondheim Theatre in a plunging peach gown with feathered sleeves. But Lopez's dress pulled to the side which caused a nip slip right in front of the cameras outside the venue.
"Hi, right over here. How are you doing?" Carey asked the woman. After the contestant repeated her name, Carey greeted her and said, "Nice to see you, Christianne. Welcome to the show."