Bluegrass royalty Leigh and Eric Gibson step into what some might at first see as uncharted territory on their country-soul breakout Mockingbird. The celebrated bluegrass duo were named back-to-back Entertainers of the Year by the International Bluegrass Music Association in 2012 and 2013. While The Gibson Brothers’ new sound is a mix of country, soul, and seventies rock, in the second half of the show, the Brothers dip back into the their bluegrass roots, showcasing the best of their talents and creating a night fans won’t soon forget.