Listen to 2013 iHeartRadio Music Festival Radio

The iHeartRadio Music Festival is back for the third year in a row! The 2013 Festival will take place September 20th and 21st at the MGM Grand Arena in Las Vegas.

This year's lineup features the biggest artists in all genres of music including Justin Timberlake, Katy Perry, J.Cole, Elton John, Muse, Tiësto, Chris Brown, Keith Urban, fun., Miguel, Bruno Mars, Phoenix, Zedd, Maroon 5, Tim McGraw, Ke$ha, Thirty Seconds to Mars, Benny Benassi, plus a rare live appearance by Queen + Adam Lambert and other special surprise guests.

In addition to the nighttime shows, this year will mark the first-ever iHeartRadio Music Festival Village taking place Saturday afternoon, September 21st on the Las Vegas Strip at The Lot across from Luxor. The Festival Village will feature live performances on two stages by nearly a dozen popular and up-and-coming artists, including Miley Cyrus, The Wanted, Jason Derulo, The Band Perry, Avril Lavigne, Krewella, Cher Lloyd, twenty one pilots, Pete Tong, AWOLNATION and a special guest appearance by Ne-Yo.

Tickets go on sale Saturday, July 20th at 1pm ET.

Watch Ryan Seacrest announce the lineup:

For updates and ways to win a trip to the iHeartRadio Music Festival, CLICK HERE

PHOTOS: 2012 iHeartRadio Music Festival

What do you think of this year's lineup? Comment below!