This clip is known online by the Korean phrase “oppa dalrinda.” It circulates mainly through short meme edits, reposted audio snippets, and soundboards rather than a widely agreed, well-documented original source. Its popularity comes from how quickly the line communicates speed, swagger, and playful determination in just a couple of seconds. Creators keep using it because it fits fast-cut humor, anime-style reactions, and videos built around exaggerated confidence or a sudden dash into action.