Pig David circulates as a small, user-shared meme sound on soundboard sites, where short animal and reaction clips are collected for reuse in videos, streams and social posts. Its appeal is not tied to a single show or viral moment that can be traced with confidence, so it survives mainly through repetition: creators hear it in an edit, recognise the silly pig noise instantly, and reuse it for their own jokes. That simple, portable humour keeps it in rotation for reaction content, even without a documented origin story.