The sound is associated with Ratinho, the well-known Brazilian television presenter whose expressive on-air reactions have become a rich source of meme audio in Brazil. Short exclamations like this one travel easily because they need no translation: the tone alone signals amusement, disbelief, or playful teasing. Shared through meme pages, reaction videos, and short-form edits, it has become a shorthand for reacting to something absurd or unexpectedly funny. Its brevity also helps, since creators can drop it into a single beat without interrupting dialogue or slowing a clip down.