The precise origin of this clip is not confirmed, but shining-smile effects draw on a long visual comedy convention: a bright glint appears on clean teeth while a brief chime emphasizes the reveal. Similar audio spread through animations, meme edits, reaction videos, and short-form social posts, where it quickly communicates polish or exaggerated charm without dialogue. Creators may also pair the moment with a ding sound effect, although this longer sparkle works better when the gleam remains visible for several frames.