Ooh....how about a full-auto machine gun sound?
That’d clear people outta the way.....
Years and years ago you could buy a horn that had multiple
music inc playing Taps.
More fun is to put in a CB with a loudspeaker.—only works in small town— When you see someone you know blurt out his or her name and never let on it was you who did it. One guy thought God was calling him.