Looking for a gift idea for a mixed martial arts fan in your life? Right now Amazon has Gatekeeper: The Fighting Life of Gary “Big Daddy” Goodridge for Only $9.99! Gary “Big Daddy” Goodridge is a pioneer in the mixed martial arts (MMA) scene. The book takes readers through Gary “Big Daddy” Goodridge’s entire career—from his roller-coaster formative years and his emergence as a world champion athlete to his role as a loving father struggling to find work. This tell-all is a must-read for fight fans the world over.