The losing horn comes from The Price Is Right, the long-running American television game show that premiered in its current format in 1972. The cue plays whenever a contestant fails to win a prize, and its drooping brass notes became a cultural shorthand for defeat. As fail compilations and meme edits took over YouTube and social video, the sound escaped the studio and joined the internet's comedy toolkit alongside the celebration airhorn and other sad background music cues. It endures because audiences recognize the joke instantly, with no setup needed.