The phrase Cê é loko is common Brazilian slang for you are crazy, and pairing it with the name Cachoeira and a proud claim to be from São Paulo gives the clip a very local, streetwise flavour that Brazilian creators instantly recognise. Shared as a short reaction sound on soundboards and in meme edits, it works as shorthand for disbelief, teasing and hometown pride, especially in Portuguese-language videos, football reactions and WhatsApp-style jokes. Its appeal is the voice itself, loud, direct and unmistakably Brazilian, which keeps it in rotation long after the original context faded.