When Kelsea Ballerini announced her debut UK show, few would have expected that it would be at the relatively small “Under The Bridge”, for although she currently only has one album to her name she is a big name across the pond and the huge snaking queue in position well over an hour before doors opened were a testament to her drawing power. Equally anyone thinking that the show would be scaled down were set straight from the opening song “Yeah Boy” as the lighting and backdr