Nelson Muntz is the school bully in The Simpsons, and his pointed ha-ha became his signature way of mocking characters like Homer whenever they embarrassed themselves. The German dub keeps that same teasing delivery, which is why this version circulates among German-speaking fans and meme editors. As short clips spread on soundboards and social video, the laugh detached from any single episode and became a reusable reaction sound. It survives because it needs no explanation: two syllables instantly tell viewers that someone has just made a fool of themselves.