The Simpsons opening sequence standards and practices department also demanded a handful of changes, but, according to Jean, "95 percent of it is just the way [Banksy] wanted." Banksy told "The Guardian" that his opening sequence was influenced by "The Simpsons" long-running use of animation studios in Seoul, South Korea. The newspaper also reported that the creation of the sequence "is said to have been one of the most closely guarded secrets in US television – comparable to the concealment of Banksy's own identity." Although conceding to the fact that "The Simpsons" is largely animated in South Korea, Jean went on to state that
Is That All There Is? in philosopher Charles Taylor's 2007 work, "A Secular Age". Immersive theater production "Sleep No More" features both the Peggy Lee and Tony Bennett versions of the song, lip-synced simultaneously by characters in different rooms. Lee's recording is also featured in the opening sequence and the last scene continuing over the closing titles of the TV series "Mad Men", season 7, episode 8, "Severance". Is That All There Is? "Is That All There Is?", a song written by American songwriting team Jerry Leiber and Mike Stoller during the 1960s, became a hit for American singer Peggy Lee and an award winner