The camera shutter click has become a universal audio cue online, used far beyond photography to suggest that a moment has been caught on camera. Creators on short-form video platforms pair it with before-and-after reveals, photo dumps, paparazzi jokes, and fake candid shots, because the sound needs no explanation. Its popularity comes from familiarity: nearly every phone and camera makes a version of it, so listeners instantly understand the visual joke. As a short, clean effect, it also works well in memes, reaction edits, and social posts.