The Allman Brothers Band was an American rock band formed in 1969 by brothers Duane and Gregg Allman. Duane Allman was the lead guitarist of the group, while Gregg Allman was the vocalist and keyboardist. The band was known for their unique blend of blues, jazz, and rock music, and they released several successful albums throughout the 1970s. Duane Allman passed away in 1971, but Gregg Allman continued to lead the band until their eventual disbandment in 1982.