Luke Bryan left a captive Bridgestone Arena audience ... When he returned, he had a black cowboy hat in his hands. “This hat has been hanging in my closet for probably 15 years,” Bryan shares ...

"Luke, we're 0 for 2," artist ... as Victor massively upstaged Bryan with his hip-swinging, foot tapping moves. Wearing a cowboy hat, suspenders (that soon came loose due to the aforementioned ...