She looked quite surprised when the cop smacked her back!
Waving back is the polite thing to do.
This cop is in training and has to take a taser in the back without pulling the trigger on his gun.
If you ever need to break your back, just hop onto a trampoline and fail at your flips.
Clips from 295 movies used to recreate Sir Mix-A-Lot's Baby Got Back
They wait for you to turn your back before they strike.
A cop pepper sprays some guy in a car and turns around only to be shot in the back.
Why would you do this to yourself? WTF!