Mountain Jam Mountain Jam "Mountain Jam" is an improvised instrumental jam by The Allman Brothers Band. The song's first known recording is on May 4, 1969 at Macon Central Park. "Mountain Jam" was originally released on the 1972 "Eat a Peach" album, as recorded at the Fillmore East concert hall, in March 1971 during the same sessions that produced their prior live double album "At Fillmore East". That is the rendition that is best known. Other live recordings have been released on the albums "Fillmore East, February 1970", "", "", "The Fillmore Concerts", and deluxe edition of "At Fillmore East" (1971). Notably,
The Fillmore subsequently used at the Fillmore East and Fillmore West venues. In the mid-1960s, the Fillmore Auditorium became the focal point for psychedelic music and the counterculture in general, with such acts as The Grateful Dead, The Steve Miller Band, Jefferson Airplane, Quicksilver Messenger Service, Moby Grape, The Doors, Jimi Hendrix Experience, The Byrds, Big Brother and the Holding Company, Santana, Frank Zappa's The Mothers of Invention, and British acts The Who, Cream, and Pink Floyd all performing at the venue. Besides rock, Graham also featured non-rock acts such as Lenny Bruce, Miles Davis, Rahsaan Roland Kirk, Charles Lloyd, Aretha Franklin,