The melody began as Mah Nà Mah Nà, written by Italian composer Piero Umiliani for a 1968 film, before The Muppets turned it into a cultural touchstone with their 1969 performance on The Ed Sullivan Show. In the Muppet version, the lead character sings the nonsense phrase while two pink cow-like creatures answer, and the routine later became a signature Muppet Show moment. Clips and remixes spread across YouTube and TikTok, keeping the chant alive as shorthand for cheerful nonsense and retro comedy.