Speaking of IBC, one of the finalists from last year’s event is soaring in 2017, selling out tour dates across the country and releasing a hot-selling debut album by their namesake. Southern Avenue was already the hottest band in Memphis with their blues, soul and gospel blend; the blues challenge put them on the world stage, and they’re thriving in the limelight. John Kessler spoke to them in the KNKX studio Thursday, and their story and their music are fascinating and compelling.