This clip arrived as a user-submitted soundboard entry with no documented source, which is common for short name callouts that spread through group chats and edit folders rather than through a show or film. Yoann is a common French first name, and the joke is the delivery: one syllable stretched into a loud, chant-like shout that sounds like a friend being summoned across a room. Creators keep it in rotation because it does one job well, tagging a specific person or character the instant they appear, and the exaggerated pronunciation makes even a simple entrance feel like a moment.