Ni Gei Lou circulates online as a short, shareable soundbite rather than as a widely documented clip from a single named release, and its exact origin is not clearly established in the available information. That ambiguity has not stopped creators from picking it up, because the phrase is distinctive, easy to recognise on repeat listens and short enough to reuse across edits. It appears in reaction videos, meme compilations and chat shares, where its brevity makes it a handy shorthand for surprise, teasing or playful emphasis.