VIDEO : Kylie Sings At Boyfriend's Concert

Kylie Jenner showed support for Travis Scott during his recent performance in Cannes, France. Scott, 26, headlined the Spotify Beach Party on Wednesday, June 20, and the Kylie Cosmetics founder, 20, cheered him on. ?Kylie and close friends, including her best friend Jordyn Woods, danced and lip-synched the night away from backstage,? a source exclusively tells Us Weekly of the occasion. While the couple?s 4-month-old daughter, Stormi, traveled to Europe with them, the insider confirms that she was not at the soiree.