At Fillmore East June 27, the Fillmore East closed, and the band were invited to play a final, invitation-only concert, along with Edgar Winter, the Beach Boys and Country Joe McDonald. The Beach Boys initially refused to perform unless they headlined the event, but Graham refused, telling them that the Allman Brothers would be closing the show, and they were free to leave if they disagreed. The Allman Brothers' performance was used for additional tracks when an expanded version of "At Fillmore East", "The Fillmore Concerts", was reissued on CD. "At Fillmore East" showcases the band's eclectic mixture of blues, rock, country, and
Eat a Peach saving it for a possible solo album he assumed he would one day record. "One Way Out" was recorded on June 27, 1971 at the band's final concert at the Fillmore East, which was shut down after that date, and "Trouble No More" and "Mountain Jam" were culled from the band's March performances. "Mountain Jam" was always intended for inclusion on the band's next album; the band teased its appearance by including the opening seconds on the fade-out of the final song on "At Fillmore East". The band considered it a signature song of the group, but they deemed the