Three Teeth circulated as a short form meme sound on TikTok, where creators reuse brief, oddly specific phrases as reusable punchlines. Instead of belonging to a long scene, the clip gained traction because the wording is instantly visual and easy to drop into unrelated situations, from smile reveals to self deprecating jokes about appearance. Its popularity follows the wider soundboard culture of saving tiny audio moments, replaying them out of context, and letting repetition turn a throwaway line into a shared reaction that viewers recognise within the first second.