Rhythms on the Rio is a benefit music festival hosted by the South Fork Music Association. The South Fork Music Association is a non-profit entity that uses its funds for staging live music concerts for the entire family and promoting music education for children in the community. 2024 Artist Lineup: ALO Armchair Boogie Cousin Curtiss Daniel Donatos Cosmic Country Diggin Dirt ShadowGrass The California Honeydrops The Fretliners The Lil Smokies More Info below.