Song Name: Fat Old Sun Artist: Pink Floyd Album: Atom Heart Mother Run Time: 5:24 Year: 1970 Track Number: 4 Sung By: David Gilmour Written By: David Gilmour Info: * This was performed live in a greatly expanded form (often exceeding fourteen minutes), both before and after the album's release. Live, "Fat Old Sun" transformed from a ballad into a jam, leading off from the solo after the last refrain. Extended jams would follow, with free-form drumming, organ solos and revised chord progressions based on the "Sing To Me" chorus. * Gilmour plays every instrument on this song except for keyboards, which were played by Richard Wright. * Gilmour revealed that he'd argued for this to be on Echoes: The Best Of Pink Floyd, however he was outvoted. * "Fat Old Sun" is best described as