Originally, each Lucille and Vivian’s characters have been purported to be divorced, nevertheless it was determined to make Lucille’s character a widow as a substitute (because the community was afraid that audiences wouldn’t settle for a divorced Lucy, although she was divorced in the actual life).
Additionally, Vivian insisted on being referred to as “Vivian” on the present as she was uninterested in individuals calling her “Ethel” in actual life.