Vai toma no caramelo circulates online as a Portuguese-language meme sound rather than a line tied to a clearly documented film, show, or song, so its appeal comes from the delivery and the phrase itself. Short-form creators reuse it because the stretched final word is easy to recognise and easy to drop into a punchline, a reaction, or a deliberately over-the-top moment. Its short length also makes it practical for repeated use across edits, streams, and group chats, where a familiar voice clip can signal humour without needing any explanation.