The sound comes from content by K9Kuro, a VTuber and streamer known for energetic, humorous clips shared by fans online. This short duck impression was isolated as a standalone soundboard clip because the quacking is instantly recognizable and easy to reuse out of context. It spread through meme edits, stream soundboards, and short-form videos where creators need a quick animal reaction. It remains popular because it is brief, family-friendly, and flexible enough to signal confusion, excitement, or playful mockery without any spoken words.