This ringtone is tied to the Brazilian collect call, a type of call where the person receiving it pays for the conversation, which made the sound instantly recognisable to phone users across Brazil. Online, it spread through prank videos, comedy sketches and short clips where the ring itself becomes the joke, signalling an unwanted or surprising call before anyone speaks. It remains popular because the pattern is simple, familiar and immediately understood, even without any dialogue, making it an easy shorthand for interruption, debt or an awkward phone call.