Documentary - Diagnosed with muscular dystrophy at age 13, comedian Brett Leake has come a long way to perfect his hilarious stand-up/ sit down act. Leake, who has performed in comedy clubs around the world and made repeat guest appearances on the Jay Leno show, has a confident and cheerful demeanor that creates a positive ripple effect everywhere he goes. With interviews from supportive friends and family, Knuckleball examines the forces in Leake's inner life that bring him joy and inspire his performances. - Brett Leake