There is no widely documented original source for Vieze Lach 2, and its Dutch title simply describes the sound itself: a dirty or nasty laugh. It circulates as a user-uploaded soundboard clip, with this version numbered as a follow-up to an earlier laugh, suggesting creators kept the same joke and re-uploaded a new take. That low-effort, shareable format is exactly why it survives online, as short reaction sounds are easy to drop into memes, pranks and reaction edits without needing any context from a film or show.