Article continues below advertisementKris Jenner embarked on a rowdy girls' night out.The Kardashians star, 69, enlisted besties Oprah Winfrey and Gayle King for a fun evening at Beyoncé's Cowboy Carter tour in Las Vegas on Saturday, July 26.Article continues below advertisementSource: @gayleking/@krisjenner/InstagramKris Jenner danced to Beyoncé's greatest hits.The singer, 43, performed in her final Cowboy Carter concert at Allegiant Stadium, with Jenner cheering her on from a floor seat.