The sound comes from the closing credits of Curb Your Enthusiasm, the comedy created by Larry David, where director Robert B. Weide is credited over Luciano Michelini's Frolic. Online editors began cutting the credit sequence onto clips of fails and awkward moments, using the familiar theme as a shorthand for a scene ending badly. It spread widely through online compilations and short-form video, and it remains popular because the tune alone tells viewers the embarrassment is the joke.