Jennifer Lopez never knows what her Las Vegas shows will bring. Over the weekend, Lopez, 56, delighted fans with another must-see concert performance at The Colosseum inside Caesars Palace. At one point in the show, the "On the Floor" singer asked a man to "come over here" onstage and be part of the show. "Look at this guy," she said in video footage obtained by DeuxMoi on Monday, March 23. "We gonna take him for everything he got." Ben Affleck and Jennifer Lopez's Relationship Timeline Soon after, Lopez asked the fan for his name.