iHeartRadio Festival: Miley, Britney, Avril...

Avril Lavigne performs on the Village stage during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Singer Miley Cyrus performs on the Village stage during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Britney Spears introduces Miley Cyrus during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Singer Cher Lloyd performs on the Village stage during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Singer Katy Perry performs during the iHeartRadio Music Festival at the MGM Grand Garden Arena in Las Vegas, Nevada September 20, 2013. (REUTERS)

Lead singer Thomas Mars (R) performs with the French band Phoenix during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)



Tim McGraw performs during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)




Bruno Mars performs during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Thirty Seconds to Mars lead vocalist Jared Leto performs during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Tim McGraw performs during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Russian-German electronic music producer and DJ Zedd performs during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)




Maroon 5 lead singer Adam Levine jumps as they perform during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Paul McCartney performs during at the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Bass guitarist Reid Perry of The Band Perry performs in the Village during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Kimberly Perry of The Band Perry performs in the Village during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

Members of English-Irish boy band The Wanted perform in the Village during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (L-R) Tom Parker, Max George, Siva Kaneswaran, Jay McGuiness, and Nathan Sykes. (REUTERS)

Miguel performs during the iHeartRadio Music Festival in Las Vegas, Nevada September 21, 2013. (REUTERS)

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