New Mrs Mc appears as a short user-shared soundboard clip rather than a widely documented commercial release, so its exact original recording is not clearly credited in the available information. Listeners tend to discover it through soundboard searches and short-form edits, where the name itself acts as the hook. Because the clip is only about four seconds long, it travels easily between reaction videos, memes, and personal edits. Its continued use comes from that brevity and recognisability: creators can drop a familiar-sounding character moment into a scene without explaining it first.