The Grateful Dead was an American psychedelia-influenced rock band formed in 1965 in San Francisco. The band was known for its unique and eclectic songwriting style—which fused elements of rock, folk music, bluegrass, blues, country, and jazz—and for live performances of long modal jams. Some of the band's fans followed the band from concert to concert for years. These so-called Deadheads were renowned for their dedication to the band's music. Many followers referred to the band simply as The Dead.