Throw a trash can out in front of the car. When the person driving the car gets out to check the damage - pounce!
Rule Number 1: the gas pedal is your friend. Keep it down no matter who or what is in front of you until you reach civilization. Lawyers are more pleasant to work with then undertakers.
So is a 38 on your hip.......
Yeah, and “I was so startled by the impact of the projectile upon my vehicle that I couldn’t help but veer onto the sidewalk, where the obstreperous young ladies were frolicking.”