Little is documented about where this exact recording first came from, so it circulates mainly as a short reaction clip shared on soundboards and in Brazilian meme edits. The appeal is the contrast between the ordinary Portuguese exclamation nossa and the silly idea of a rat saying it, which makes the moment easy to reuse without context. Because it lasts only about a second and a half, creators can drop it into chats, compilations and short videos as a fast surprised response that viewers understand immediately, even without knowing the original post.