Fart sounds have been a staple of lowbrow humor for decades in cartoons, comedy sketches and playground jokes, and this extended version became popular online as a soundboard staple. Short fart effects are common, but a continuous twenty second barrage is rarer and more useful for edits that need escalating embarrassment. It spread through meme pages, prank channels and reaction videos where creators loop or layer it for maximum gross out impact. Its staying power comes from instant recognition, everyone understands the joke without any setup or context needed.