There is no widely documented source work or named performer attached to this short Loh clip, and it circulates mainly as a small user-generated soundboard entry rather than as a line from a film, show or song. Its appeal comes from its simplicity: a single recognisable vocal reaction that can be understood without context, shared quickly and reused across short-form edits. That low-friction, instantly readable quality is why brief reaction sounds like this keep appearing in memes, reaction videos and casual edits, even without a famous origin behind them.