Shared in Spanish speaking meme and chat circles, this kind of answer the phone audio works because almost everyone knows the irritation of a ringtone that will not stop. The pipupu beeping acts as an instant signal for an incoming call, so editors can set up a joke without showing a phone at all. It circulates as a short MP3 and ringtone style clip for messages, pranks and reaction edits, and its length lets creators stretch the waiting, shorten it, or loop the most recognisable part.