“Everybody’s playing in the heart of gold”: The Grateful Dead, Neil Young, and a wedding ring

At Grateful Dead concerts, the last line of "Scarlet Begonias" ("From the Mars Hotel", 1974, lyrics by Robert Hunter) felt like a reference to the concert experience: "Everybody's playing in the heart of gold band." The band began to jam on the song's closing riff, and the audience danced along.