This clip comes from a user-generated meme soundboard rather than a known film, show or song, so it has no single credited creator or release date. Its appeal is built entirely on the contrast between the innocent lalala and the sudden burp, a format that travels well in short-form video, reaction edits and group chats where a quick, silly punchline works better than dialogue. Because it is short, instantly recognisable and easy to drop over almost any cute or awkward moment, it keeps circulating as a lighthearted reaction sound.