The game over jingle comes from Super Mario Bros., the Nintendo platform game that made Mario a household name in the 1980s. The short melody plays after Mario loses his last life, marking the end of a run and inviting the player to try again. As clips from the games were shared on YouTube, TikTok and in streams, the tune became a universal shorthand for failure online. Its bright, playful sound keeps the moment funny, which is why creators still reach for it decades later.