flash car mob 

An unplanned car gathering/cruise in where people show up with their cars and have an impromptu car show. Comprised of all types of wheeled vehicles, cars, trucks, bikes, hot rods, rat rods, imports, domestics, exotics, etc. It is generally a free event without any prizes or trophies.

Hey, there is a flash car mob tonight at 7:30 at the Steak and Shake. You going?

flash car mob by kickassgarage August 1, 2011