J-LO HEATS UP THE I HEART RADIO MUSIC WEEKEND

Staff

14 years ago

Jennifer Lopez celebrated Saturday night at Pure nightclub (Caesars Palace) after her performance at the I Heart Radio Music Festival (MGM Grand). (Photo courtesy of Kevin Mazur/ WiireImage).

Singer Usher and Dj David Guetta partied Saturday night at Tao (Venetian) after their performances at the I Heart Music Festival. (Photo courtesy of Al Powers/ Powers Imagery).

Karina Smirnoff and her "Dancing With The Stars" partner JR Martinez posed on the red carpet for the I Heart Music Festival Saturday night at MGM Grand. (Photo courtesy of Erik Kabik/ Retna/ erikkabik.com)

David Guetta stopped for photos on the red carpet for the I Heart Music Festival Saturday night. Guetta later performed. (Photo courtesy of Erik Kabik/ Retna/ erikkabik.com).

"Super Bass" singer Nicki Minaj was one of the many performers at the I Heart Music Festival Saturday night. The fashionista stopped on the red carpet for some photos. (Photo courtesy of Erik Kabik/ Retna/ erikkabik.com).

"American Idol" judge Steven Tyler also performed Saturday night at MGM Grand. One of Saturday’s highlight was Lady Gaga and Sting teaming up at the end of the evening. Also there: special guest star Usher, Rascal Flatts and Kenny Chesney. (Photos courtesy of Erik Kabik/ Retna/ erikkabik.com).