Rojão is the Portuguese name for a firework rocket, and this clip is presented as a customised version with thirteen shots instead of a single burst. It circulates as a short soundboard effect rather than coming from a film, song, or television show, and its appeal comes from that longer, repeated pattern. In Brazil, fireworks are closely linked to football celebrations, June festivals, and New Year parties, which helps explain why creators reach for it for festive edits. Its short length also makes it easy to drop into reels and short videos.