The clip circulates online as a short reaction sound taken from its spoken phrase, for real, not joke, rather than from a widely credited film or show. Its appeal online is the earnest, slightly broken phrasing, which spread through soundboards and short videos as a reusable reply to disbelief. Creators use it in memes, gaming edits and storytime clips where the joke is that the teller is completely serious. That simple, repeatable meaning has kept it in rotation long after many longer reaction clips fade.