Almost 88,000 people — from all 50 states and 20 foreign countries — attended CMA Music Fest this year, soaking in the sounds of everyone from unsigned acts to platinum-selling superstars. It was four days full of sweat (and booze)-soaked musical ecstasy, as fans were treated to round-the-clock music and plenty of unexpected moments. (Luke Bryan's set goes up in smoke — literally! Little Big Town collaborate with eight-foot-tall clowns!) Here are the moments that made our CMA Music Fest experience one to remember.