New Performance Shampoo Guarantees to Add 13 Yards to Your Drives . - Following the huge success of such items as performance apparell and expensive balls and clubs guaranteed to improve your game, WGT is now offering a new medicated shampoo formulated with a balata base and ingredients including fescue seed, California Sensimilla, and gunga galunga promising to add 13 yards to the drives of golfers who use it once a day for two weeks. - The product, called “Gee, Your Drive Smells Terrific,” works by refracting sunlight, air currents, and static electricity off the golfer’s hair and focusing it behind the club head at the top of the swing, where it works to deliver more power at impact..