The Jayhawks are an American rock band formed in 1984 in Lawrence, Kansas. Known for their blend of alternative country, folk rock, and pop, they gained popularity in the 1990s with albums like Hollywood Town Hall and Tomorrow the Green Grass. Their sound features rich harmonies and melodic instrumentation. The band has undergone several lineup changes over the years, with founding members including Gary Louris and Mark Olson. They have received critical acclaim and a dedicated fan base, contributing to the Americana music scene. The Jayhawks continue to tour and release new music, maintaining their influence in the genre.