Nashville's stars can be serious, too! See Carrie Underwood, Luke Bryan and more singers' photo booth shots from the inaugural country fest
Credit: Chris Owyoung for iHeartRadio
Updated: Monday Mar 31, 2014 | 04:00 PM EDT
By: Brooke Showell
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This is his kinda party! Aldean may have smashed his guitar during Saturday's iHeart Radio Country fest, but off stage the singer showed a softer side.
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