sentences:  Brothers Duane and Gregg Allman began performing "Stormy Monday" with their early group, the Allman Joys, and it later became part of the Allman Brothers Band's repertoire.A March 1971 performance of the song at the Fillmore East concert hall in New York City was recorded and released on their "At Fillmore East" album in 1971.Their version is based on Bobby Bland's 1961 recording, but expanded to over eight minutes with improvised soloing.