Mountain Jam his best-known slide guitar, 23 minutes in. 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
The Allman Brothers Band March 11, 12, and 13, 1971 — at the Fillmore East in New York, for which the band was paid a nightly $1,250. "At Fillmore East" was released in July 1971 by Capricorn Records as a double album, "people-priced" for the cost of a single LP. While previous albums by the band had taken months to hit the charts (often near the bottom of the top 200), the record started to climb the charts after a matter of days. "At Fillmore East" peaked at number 13 on "Billboard" Top Pop Albums chart, and was certified gold by the Recording Industry