Sunday, April 14, 12:30p

GE Digital Big River Stage

“We started the band around 2010. We were doing a lot of brass band music, but we wanted to go in a different direction when it came to incorporating horns into guitar, drums and stuff like that,” Edward Lee tells me. He’s the musical director of MainLine and the self-proclaimed “Sousafunk Prince.” He tips his hat to the Dirty Dozen Brass Band, whose unorthodox approach to brass-...