The phrase comes from Brazilian Portuguese internet humour, where 'boa tarde' is a common greeting in group chats and 'caraio' adds a crude, exasperated twist. Short voice clips like this circulate mainly as WhatsApp audios and meme reactions, passed between friends rather than tied to a single show or creator. Its appeal is its versatility: it works as a greeting, a complaint and a joke at once. Because the wording is so specific, Portuguese-speaking audiences recognise the tone immediately, which has kept it in regular use in chats and short videos.