The line comes from Showtime's Dexter, where Sergeant James Doakes shouts it during a tense confrontation with Dexter Morgan, turning a routine stakeout into an unforgettable ambush. Clipped from the series, it became a widely shared Dexter meme on YouTube and TikTok, reused for surprise reveals, jump scares and dramatic entrances. Its staying power comes from the delivery: aggressive, instantly recognisable and short enough to drop into almost any edit without losing context.