Did Billie Holiday play with groups or did she solo?

Billie Holiday performed both as a soloist and with various groups throughout her career. She started her career as a soloist, performing in small clubs and as part of touring revues. In the early 1930s, she joined the Benny Goodman Orchestra, where she became known as "Lady Day" and where she recorded some of her most famous songs. She later left Goodman's Orchestra and continued to perform as a soloist, accompanied by various small bands and orchestras. In the 1940s, she formed her own band, which included some of the best musicians of the time. She also toured with jazz pianist Teddy Wilson and performed with other leading jazz musicians of the era. Throughout her career, Billie Holiday was known for her unique vocal style, her ability to convey emotion in her singing, and her influence on jazz and popular music.