The Osborne Brothers were a prominent American bluegrass band known for their innovative infusion of traditional tunes with modern elements. The duo, consisting of brothers Bobby and Sonny Osborne, gained recognition for their distinctive style, characterized by close country harmonies, inventive arrangements, and an eclectic repertoire. Their influential works include the 1967 hit "Rocky Top," which has become an unofficial anthem for the state of Tennessee. The Osborne Brothers' significant contribution to music history lies in their unique blend of styles, which played a crucial role in the evolution of the bluegrass genre.