Steven Tyler and Sting to Perform at Clear Channel's iHeart Music Festival

Clear Channel radio announced the initial lineup for their iHeart Music Festival which is scheduled for September 23 and 24 at the MGM Grand in Las Vegas.

The two evening event will feature a wide array of artists from a number of genres including veteran artists Steven Tyler and Sting. Also on the bill are Lady Gaga, Coldplay, Alicia Keys, The Black Eyed Peas, Kenny Chesney, Jennifer Lopez, Carrie Underwood, Jane’s Addiction, Nicki Minaj, John Mayer, David Guetta, Rascal Flatts, Bruno Mars, Kelly Clarkson, Sublime with Rome and Usher. Additional artists will be added in the upcoming weeks.

The festival is in celebration of Clear Channel's new iHeart Radio interface that not only feature streams of over 750 radio and digital-only stations, but is also adding custom stations to compete against such companies as Pandora. The festival will be streamed via the iHeart interface and on each of the company station's websites.

“Music is the heart of our business and we think there is no better way to celebrate the launch of the New iHeartRadio than with a groundbreaking, multi-day festival featuring the world’s biggest, most exciting artists – and reaching the largest combined U.S. radio and online audience ever. This underscores Clear Channel’s transformation to a dynamic integrated media and entertainment company with an unmatched reach in the U.S.

Ryan Seacrest, who is hosting the event, said "This is a once in a generation gathering of artists and fans from all over the country for a true, must-see music event. The iHeartRadio Music Festival, like the iHeartRadio digital radio service, will showcase top artists across all genres of music. Listeners from all over America will travel to Las Vegas to celebrate the next generation of iHeartRadio, while seeing the greatest musicians in the world on one stage.”