LAS VEGAS, NV - JANUARY 20: Dancer Derek Hough attends the after party for "JENNIFER LOPEZ: ALL I HAVE" and the grand opening of Mr. Chow at Caesars Palace on January 20, 2016 in Las Vegas, Nevada. (Photo by Steven Lawton/FilmMagic)
LAS VEGAS, NV - JANUARY 20: Dancer Derek Hough attends the after party for "JENNIFER LOPEZ: ALL I HAVE" and the grand opening of Mr. Chow at Caesars Palace on January 20, 2016 in Las Vegas, Nevada. (Photo by Steven Lawton/FilmMagic)