Best known for her role as Lucille Ball's sidekick on the hit 1950s sitcom I Love Lucy, Vivian Vance was a world-class actress and comedian in her own right. This month marks 38 years since her passing at age 70, following a battle with breast and bone cancer. Here, a look back at the life and times of the woman who started out as Vivian Roberta Jones and transformed into Vivian Vance the star along the way.