Sarah Lois Vaughan was a legendary American jazz singer, often described as one of the greatest voices of the 20th century. Nicknamed "Sassy" and "The Divine One," she possessed a remarkable vocal range, control, and harmonic sophistication that influenced countless vocalists. Beginning her career in the early 1940s after winning an amateur contest at the Apollo Theater, she quickly rose to fame, performing with jazz giants like Earl Hines and Billy Eckstine. Throughout her five-decade career, she recorded over 50 albums, won multiple Grammy Awards, and became an icon of bebop and modern jazz.