The Wall's 'Waiting for the Worms': Bob Ezrin's wall of sound guitar layering and rig

The most interesting thing about “Waiting for the Worms” isn’t the marching drums or the spoken-word breakdown—it’s how Bob Ezrin turned a simple blues riff into a brick wall of guitars. To get that dense, almost oppressive rhythm texture, Ezrin had multiple guitarists play the same part in unison, then overdubbed it again and again. David Gilmour laid down several takes on his Fender Stratocaster, while Snowy White (touring guitarist at the time) added