Qué pasa, causa is a piece of everyday Peruvian slang, with causa used as a warm, informal word for a friend or mate. Online, the short greeting has circulated as a standalone voice clip for memes, short videos and chat replies, where its familiar street tone does most of the work. Creators use it to signal friendship, local humour and a relaxed attitude without needing subtitles or a longer setup. That simplicity is why it keeps appearing: the phrase is short, easy to recognise, and instantly sets a friendly, joking tone in a few seconds.