The FBI open up joke became a staple of short-form video and meme edits, where creators use it as a quick shorthand for getting caught. It is usually placed over gaming clips, reaction videos and skits in which someone is doing something embarrassing, illegal in the joke, or simply too obvious to hide. Because the line is instantly recognisable and the knock sets up the punchline in under two seconds, it continues to work across TikTok, YouTube and Instagram edits without needing context or setup.