The clip comes from Brazilian television, where presenter Alborghetti delivers the Portuguese insult sua vagabunda with the loud, confrontational energy that made his broadcasts widely shared. Lifted from that longer television moment, the short shout began circulating online as a standalone reaction sound, passed around in memes, edits and messaging chats by Portuguese-speaking users. It has stayed in use because the phrase is short, instantly recognisable and easy to drop into a joke, keeping a piece of Brazilian TV presenting alive as internet slang.