The first of a three-part series in which Debbie Thrower meets people who work in a partnership almost as close as a marriage. 1: Par for the CourseDes Smyth is a professional golfer playing in tournaments all over the world. John O'Reilly is his caddy, but he doesn't just carry the golf clubs - he gives advice on the game and his salary depends on whether Des wins or loses. Producer Emma Kingsley Stereo