Over 60% of adult tennis players play doubles, NOT singles. Why, then, is singles so much more popular than doubles? To illustrate how crazy this is, Will tells a story that happened at Indian Wells.We believe doubles should be more popular. You can support by watching more doubles, buying a shirt below, and demanding it from your tennis TV provider.Get your shirt at shop.thetennistribe.com -- coupon code TRIBE for 15% off Download your free doubles strategies and tips to help you improve your game and become a smarter player at TheTennisTribe.com