Photo SpecialOh Snap! Photo Booth Fun at the iHeartRadio Music Festival
From Bruno Mars to Katy Perry, see which stars rocked out for the camera at the Sin City extravaganza
Credit: Harper Smith for iHeart Radio
Updated: Monday Sep 23, 2013 | 05:20 PM EDT By: Kiran Hefa and Alison Schwartz
More from PEOPLE
- Dakota Johnson Joins ISIS for Controversial SNL Spoof Ad (VIDEO)
- The Style Top 5: Cara Delevingne Gets Handsy With Her BFFs, Kim Kardashian's Unique Way of Thanking Her Fans and More
- Sofia Vergara Sees You Staring at Joe Manganiello – and She Loves It
- Bill Rancic: My Son Duke Is the 'Happiest Kid I've Ever Met'
- Justin Bieber's Changing Looks!