There is no widely documented origin for the 'Hexy Heroin' clip, which appears to come from a user-uploaded soundboard rather than a film, show or viral video. Like many short meme sounds, it spread through short-form video edits, gaming montages and reaction compilations, where creators prize lines that are strange, quotable and instantly recognisable to their audience. It remains in use because it functions as a quick audio punchline: one odd phrase that signals an inside joke without needing any setup or context.