The Brothers Three is an influential American folk and country band known for their intricate vocal harmonies and acoustic instrumentation. Formed in the late 1960s, the group consists of the three Montgomery brothers, each contributing with their vocal abilities and musical talent to the distinctive sound of the band. Their most notable work includes the hit album "Harmony Highway," which had a significant impact on the folk and country music scenes during the 1970s. The Brothers Three have left a lasting legacy in American music with their unique fusion of folk and country elements.