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"The iHeartRadio music festival in Las Vegas has sold out in under ten minutes. Lady GaGa, Coldplay, Usher, Jennifer Lopez, Kelly Clarkson, the Black Eyed Peas, Steven Tyler and Alicia Keys are among the acts lined up for the event, which will take place at the MGM Grand on September 23 and 24. Tickets went on sale on Saturday morning and were completely sold out within ten minutes of becoming available to the general public, reports Billboard. Ryan Seacrest will host the festival, which will also see performances from Kenny Chesney, Carrie Underwood, Jane&amp;#039;s Addiction, Nicki Minaj, John Mayer, David Guetta, Rascal Flatts and Bruno Mars. The iHeartRadio music festival will be available to stream via live audio and video online and across more than 750 broadcast radio stations in the US. Watch Ryan Seacrest announce the iHeartMusic festival bill below:  "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.digitalspy.com/music/summer-festivals/news/a330536/lady-gaga-coldplay-usher-las-vegas-festival-sells-out-in-under-10-minutes/>