Whatcha Say was released by Jason Derulo in 2009 as his debut single, built around a distinctive vocal sample from Imogen Heap's Hide and Seek. The song's repeated title phrase quickly became its most recognisable moment, helping it reach a wide mainstream audience. Years later, the short hook found a second life online, where creators reuse it as a reaction sound for reveals, confessions and unexpected twists. Its simple question format makes it easy to understand instantly, which is why it still appears in short-form videos and meme edits today.