Reality star Alexis Sky pictured rubbing her booty on married Usher & he seemed to enjoy it! (photos)

 For Memorial Day weekend, Usher was on hosting duties at the Rehab Beach Club in Las Vegas where he thrilled party goers to the max dressed in an eye catching floral shirt. He was seen getting some of the fun for himself as he got up, close and personal with Love & Hip Hop star, Alexis Sky, who is rapper, Fetty Wap's former girlfriend. See more photos after the cut...