Kwebbelkop is the online name of Dutch YouTuber Jordi van den Bussche, whose gaming videos and energetic personality made his laugh instantly recognisable to his audience. Short clips of that laugh began circulating in meme edits and soundboards, where creators reused it as a shorthand for finding something genuinely funny. Because it sounds spontaneous rather than staged, it works across gaming, reaction and comedy content without needing context from the original video. Its popularity has endured as a reaction sound for fails and funny moments in short-form videos.