As charismatic and gifted as he was volatile, Jimmy Martin recorded dozens of bluegrass classics and co-invented the high lonesome sound. Barbara Martin Stephens became involved with the King of Bluegrass at age seventeen. Don't Give your Heart to a Rambler tells the story of their often tumultuous life together. Barbara bore his children and took on a crucial job as his booking agent when the agent he was using failed to obtain show dates for the group. Female booking agents were non-existent at that time but she persevered and went on to become the first female booking agent on Music Row....