So you think you're tough?...But are you MARINE CORPS TOUGH? Come and find out at the BULLDOG 300 Challenge! Come on see how you rate on the USMC Physical Fitness Test : Pullups/Arm Hang 100 pts. / Crunches 100 pts. / 3 mile run 100 pts. First 75 registrants recieve a GNC coupon for 20% off your purchase!Registration incldes a t-shirt, please message with your adult size (S-XL).