With no widely documented source clip attached to the name, the Plantebøgen heheh circulates mainly as a short soundboard sound rather than a famous movie or television quote. Its appeal is its brevity: at under half a second, it is easy to drop into TikTok edits, memes and reaction videos without interrupting dialogue or music. Because the laugh is instantly recognisable as teasing rather than joyful, it has found a small niche for sly, self-aware humour, shared and reused by creators who want a quick audible wink.