Following the success of their tour to support their previous album, The Yes Album (1971), the band regrouped in London to work on a follow-up. Early into the sessions, keyboardist Tony Kaye was fired over his reluctance to learn more synthesizers and was replaced with Rick Wakeman of the Strawbs, whose experience with a wider range of keyboards expanded the group’s sound. “Roundabout” has become one of the best-known Yes songs; it has been performed at nearly every concert since its release