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Rose Marie's real last name was Mazzetta, an Italian surname meaning "little mallet" or "little mace." Born Rose Marie Mazetta in 1923 in New York City, she began performing at a young age, showcasing her talents as a singer, actress, and comedian. Throughout her illustrious career, spanning several decades, she appeared in numerous films, television shows, and stage productions, leaving an indelible mark on the entertainment industry.