This short line circulates online as a reaction sound rather than as a clip tied to one documented scene, so creators use it mainly for its familiar wording and timing. The phrase itself has long been used as a deadpan punchline, playing on a polite denial that sounds less convincing the more it is repeated. On soundboards and in short videos it is picked up for introductions, mistaken identity, and awkward encounters, where a brief spoken reply can replace a longer explanation. Its staying power comes from that flexibility, since almost any uncomfortable meeting can use the same few words.