No Doubt are excited to announce that they will be joining the lineup at the iHeartRadio Music Festival this year in Las Vegas. The band will take the stage to play a few songs on Friday, September 21st during the first day of this two day music festival. Only a few days before the release of their upcoming album Push And Shove on 9/25, expect to hear your favorite No Doubt classics mixed with some new songs thrown in as well. P!nk sings with Gwen in Just a Girl.