Mary Frances "Debbie" Reynolds was an American actress, singer, and businesswoman. Her career spanned almost 70 years. She was nominated for a Golden Globe Award for Most Promising Newcomer with her portrayal of Helen Kane in the 1950 film Three Little Words. Her breakout role was her first leading role, as Kathy Selden in Singin' in the Rain . Her other successes include The Affairs of Dobie Gillis , Susan Slept Here , Bundle of Joy , The Catered Affair , and Tammy and the Bachelor , in which her performance of the song "Tammy" topped the Billboard music charts. In 1959, she starred in The Mating Game and released her first pop music album, titled Debbie.