Little is documented about where Koula first came from, so its history is mostly in how it circulates online as a Discord greeting clip. Shared in servers and soundboards, it is treated less as dialogue and more as a quick social signal, similar in use to a Discord call joining cue or a Discord notification ping. Creators lift the short heyy for edits, streams and group chats where a familiar hello does the work of an introduction, which keeps the sound in rotation even without a known source.