Gwen Stefani & Pink – iHeartRadio music festival in Las Vegas September 21, 2012

iHeartRadio is an Internet radio platform owned by Clear Channel Broadcasting, Inc.. Founded in April 2008 as the website iheartmusic.com, iHeartRadio now functions as both a music recommender system and a radio network that aggregates content from over 800 local Clear Channel radio stations across the United States, as well as hundreds of stations owned by companies other than Clear Channel. iHeartRadio is available online, via mobile devices, and on select video game consoles.

Offering a variety of artists in popular music, stations in the iHeartRadio network gave away hundreds of trips to the "biggest live music event in radio history" held at the MGM Grand Garden Arena on the Las Vegas Strip from September 23–24, 2011.

The second annual iHeartRadio Festival take place September 21–22, 2012 at the MGM Grand Garden Arena in Las Vegas. List of performers were announced on July 9, 2012.