The phrase da to je bio vic is Serbian and Croatian for yes, that was a joke, and this short clip circulates online as a reaction sound rather than a song or effect. Its exact original recording is not widely documented, so its life has come from reposting on soundboards and short video edits. Users reach for the deadpan line when humor needs an instant disclaimer, especially after sarcasm, trolling, or a prank, and its brevity makes it easy to layer over almost any scene without interrupting the flow.