This clip comes from baseball broadcaster Rod Allen, best known for his TV work around Detroit Tigers games, where his home run reactions became memorable to fans. Online, “second deck” spread as a short reaction sound for moments that feel oversized or emphatic, especially in sports edits and meme compilations. Its staying power comes from how quickly the phrase communicates distance, impact and hype in just two words. It is often used in the same fast-cut meme style as the Directed by Robert B Weide ending gag.