The sound comes from a stream by Vinesauce creator Joel, recorded while he was playing a Who Wants to Be a Millionaire game and reacting to an answer involving the number sixteen. Fans clipped the moment because his startled delivery stood out from the slower quiz format, and it soon travelled beyond the original broadcast as a standalone reaction sound. Editors now reach for it whenever a quantity needs an exaggerated response, keeping it popular because the surprise is immediate, easy to understand and reusable across unrelated videos.