Who was ella Fitzgeralds piano player?

Ella Fitzgerald's longtime piano player was Oscar Peterson, a renowned jazz musician known for his virtuosic technique and lyrical style. Fitzgerald often collaborated with various talented pianists throughout her career, including Billy Strayhorn and Paul Smith. Each brought their unique flair to her performances, but Peterson is particularly celebrated for his work with her during the 1950s. Their collaborations showcased the seamless blend of Fitzgerald's vocal prowess and Peterson's exceptional piano skills.