Ella Fitzgerald was a legendary jazz singer and songwriter who was known for her unique vocal style. She was one of the most influential jazz singers of all time, and her career spanned over five decades. She was also known as the 'First Lady of Song' and won 13 Grammy Awards throughout her career. Her most famous works include 'A-Tisket, A-Tasket' and 'Dream a Little Dream of Me'. Fitzgerald was a true pioneer in the jazz genre and her legacy continues to live on today.