That was hilarious!

I've had good luck by turning on the hazard lights and maintaining speed. A lot of times it will wake up the tailgater and they'll back off. Or maybe they're worried those weird flashy lights mean something is about to fall off my car and might hit theirs.

GMAC Insurance Study: Nearly 1 in 5 American Drivers Unfit for the Road
* 1 in 5 drivers on the road today cannot meet the basic requirements to get a driver's license
* 85% could not identify the correct action to take when approaching a steady yellow traffic light
* only 25% were aware of safe following distances.