Who is Marion Woodmoore from Taft and what is their importance?

Marion Woodmore was John Nickel's girlfriend during his drumming days. When she became pregnant with his child, he left her. Only after their son Franklin as born did John make an effort to return to them. Marion agreed to move back in with him if he got a real job and paid her way through nursing school. As soon as she graduated, Marion took Franklin and left, eventually taking a job in Miami.