With no clear original source, this clip spread as a generic giggle sound on user soundboards and in short video edits. The simple repeated hihihi pattern makes it instantly recognisable even at low volume and easy to loop or cut to any length. It became a staple reaction for anime style edits, gaming highlights and cute animal clips, where a natural laugh would be too long or too specific. Its popularity comes from that flexibility, fitting both genuine amusement and ironic teasing.