The phrase comes from everyday French slang, a shortened, punchier variant of je m'en bats les couilles, a coarse idiom that has long been used to say something is not worth worrying about. Short clips like this circulate on meme soundboards and in short-form video edits, where a two-second spoken reaction is easier to reuse than a longer rant. Its appeal is not a single famous scene, but the directness of the line itself, which French-speaking viewers recognise immediately and which non-French viewers often read through tone alone.