You don't have to be a bowler to wear a cool retro bowling shirt. The shirt shown in the photo above features the Rat Pack.
Rat Pack Bowling Shirt @ Amazon.com
Additional Retro Bowling Shirt gift ideas @ Amazon.com
PS if you're into the Rat Pack be sure to check out The Dino Lounge: Coolness is Timeless, a cool blog with a lot of vintage photos & info.