The exact original recording behind Ad What is not clearly documented, which is common for short reaction clips that spread through soundboards and short-form video. Its appeal is its brevity and blunt delivery, making it easy to drop into edits without context. Because the phrase is short, recognisable and instantly understood as disbelief, it has survived as a reusable meme reaction rather than a one-off joke, especially in videos about adverts, sponsorships and unexpected interruptions.