Little is documented about who first posted Stinky Farty Boy, so its history is mainly an online one rather than a known film or show origin. The clip spread as a short meme sound on soundboards and in edited videos, where fart with reverb style humor and other gross out effects are shared as instant punchlines. Its appeal is simple and repeatable: the title alone sets up the joke, the sound delivers it in seconds, and the childish tone keeps it usable for pranks, reaction edits and deliberately silly toilet humor compilations today.