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
At Fillmore East comparisons with jazz saxophonist John Coltrane (especially Duane's solo-ending pull-offs, a direct nod to the musician). The performance begins with a "long, laconic intro" by Betts employing volume swells, reminiscent of the "dreamy trumpet" used to open songs on Miles Davis' "Kind of Blue" (1959). "Whipping Post" (opening in 11/4 time, unusual territory for a rock band) by this point had become one of the longest jams in the band's set; the original album version runs five minutes, while the "At Fillmore East" version exceeds 23. Aside from the opening bassline and lyrics, the two versions are completely unalike. Again,