This clip comes from a user-made soundboard entry credited to Bacon_Donut, where it was shared simply as a happy birthday message for Rere. Rather than coming from a film, show or commercial song, it belongs to the kind of personal, fan-made audio that spreads through soundboard pages and social posts because it names a specific person. That personal touch is why it keeps getting reused: it is short enough to drop into a tribute or birthday post, and specific enough to feel made for Rere rather than for anyone.