Ella Fitzgerald, an American jazz singer, became world famous because of the wide range and the richness of her voice. She is also noted for her mastery of rhythm and harmony. Ella sang with famous jazz musicians such as Benny Goodman, Louis Armstrong, and Duke Ellington. She is one of the best-selling jazz vocal recording artists in history. What is the main idea of the passage? Ella Fitzgerald had a beautiful and rich voice. Ella Fitzgerald sang with famous jazz musicians. Ella Fitzgerald was a world-famous and best-selling jazz vocal recording artist. Ella Fitzgerald was a famous person.