Debbie Reynolds was an iconic American actress, singer, and entertainer, best known for her vivacious stage presence and powerful vocals. Her musical style was rooted in traditional pop and show tunes, reflecting the Golden Age of Hollywood. She rose to fame starring in movie musicals such as "Singin' in the Rain" and "The Unsinkable Molly Brown," for which she earned an Academy Award nomination. Her hit song "Tammy" topped the Billboard pop chart in 1957, further cementing her influence in the music and film industry.