Online, 67 grew into a viral in-joke through short-form video, where the simple chant became a punchline that needed no explanation for viewers already in on the trend. Creators reused it in basketball clips, classroom jokes, gaming edits and reaction videos, often pairing the sound with exaggerated gestures or sudden reveals. Its appeal lies in its simplicity: two numbers, an instantly recognisable rhythm and a feeling of belonging to an inside joke. That low-effort, high-recognition quality is why it keeps appearing in new edits long after the first wave of posts.