With no confirmed source in the title or metadata, this clip circulates online purely for its wording and delivery. The phrase shooter gives it a specific, slightly old fashioned edge that stands out from generic stop it reactions, so it gets reused in edits about weapons, props and reckless behaviour. Short spoken warnings like this spread on soundboards because they are easy to recognise, easy to time and understood without context. It remains popular as a quick reaction insert rather than as a quote tied to one scene.