Oprah Winfrey is going to Vegas, and she’s bringing legendary divas Cher and Tina Turner along for the ride. The Queen of Talk will hit Sin City next weekend to tape an exclusive performance special, featuring Cher and Tina, at The Colosseum at Caesars Palace. The Oprah Winfrey Show: Oprah, Cher and Tina In Vegas will air on Thursday, May 8th.