Delaney & Bonnie were an American musical duo composed of husband-and-wife singer/songwriters Delaney and Bonnie Bramlett. They also fronted a rock/soul ensemble called Delaney & Bonnie and Friends, whose members at different times included Duane Allman, Gregg Allman, George Harrison, Leon Russell, Bobby Whitlock, Dave Mason, Rita Coolidge, King Curtis, and Eric Clapton.