The phrase comes from everyday Portuguese, where it is used to mark the moment a situation stops making sense, and the clip is best understood as a short reaction sound rather than as a line from a widely documented show or film. Its appeal is its portability: at just over two seconds, it can sit at the end of a joke, over a screenshot, or between two clips without needing explanation. Because the line is in Portuguese, it also travels well in Portuguese-speaking meme communities, where listeners recognise the tone instantly even before they process the exact wording.