Photos Grand Slam For Children: The Mariah and Nick Photobook by SingersroomOctober 12, 2008January 7, 2016 ShareTweetPin ItShare Mariah Carey and Nick Cannon arrive at The Andre Agassi Charitable Foundation’s 13th Annual Grand Slam at Wynn Las Vegas on October 11, 2008 in Las Vegas, Nevada. Pages:Next page