January 27, 2012 Photos | iHeartRadio Festival Rocks Las Vegas Edit Delete Tags Autopost iHeartRadio Festival Rocks Las Vegas Related Artists Lady Gaga Jennifer Lopez Source: http://www.mtv.com/photos/iheartradio-festival-rocks-las-vegas/1671463/6572080/photo.jhtmlJessica Biel Jessica Cauffiel Jessica Paré celebrities Zooey Deschanel