Cyrus is the first guest performer to join Beyoncé on the Cowboy Carter tour, and the "16 Carriages" singer had nothing but praise for her collaborator, referring to her as an icon. "I'm her biggest fan," she told the audience before addressing Cyrus directly. "I love you. I'm so grateful to watch you and to sing with you."

Beyoncé had the best surprise for her fans at the latest stop on her Cowboy Carter Tour. The Grammy-winning singer brought Miley Cyrus onstage at her show in Paris on Thursday night. The duo sang their duet, "II MOST WANTED," from Beyoncé's "Cowboy Carter" album.

Beyoncé’s Cowboy Carter tour just had its first major surprise, and it came from none other than Miley Cyrus. On Thursday night (June 19), the southern star joined Queen Bey on stage at Paris’ iconic Stade de France, marking the live debut of their Grammy-winning duet “II Most Wanted.”