Dupri looked to be the raucous group's self-appointed photographer, while Piven was busy flirting with five models. The singer, who had called off shows last month due to a rare form of migraine, was seen partying with her backup dancers.
"Janet took over the VIP area and drank champagne all night long. And she didn't leave until the club closed at 4 a.m. She's definitely not sick anymore!" the New York Post quoted a club goer as saying.