Oh 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

  • RYAN SEACREST photo | Ryan Seacrest

Credit: Harper Smith for iHeart Radio

Updated: Monday Sep 23, 2013 | 05:20 PM EDT By: Kiran Hefa and Alison Schwartz

RYAN SEACREST

Though black and white is a universally flattering combo, the American Idol host carries it particularly well.