Portuguese WhatsApp audios like this one circulate as ready made replies rather than as clips from a known show or film, and no original recording or speaker is widely credited for this phrase. The line itself is a common everyday expression in Brazil, used by parents, relatives and friends to call out impolite speech. Shared in group chats, it turned into a reusable reaction that can stand in for a whole disapproving reply. Its popularity comes from that familiarity, everyone recognises the scolding tone instantly without needing any context.