What happens when you wear a wig in a convertible?

Everyone knows that the best way to measure the worth of a convertible sports car is by the amount of wind in the cockpit, and thereby its affect your toupee. Right? Ok, maybe not. But Top Gear thought it would be a good test. In the end, the Mercedes CLK's wind deflector makes all the difference. (We can't help but wonder if the CLK's strong performance has more to do with its windscreen design than its wind deflector. Mercedes convertibles are known for their lack of wind in the cabin.) Video after the jump...