1. This quintessential swing singer was known for her improvised scat solos, a technique invented by one of her frequent collaborators, Louis Armstrong.

2. This “Queen of the Blues” won a Grammy for her rendition of the song “What a Diff’rence a Day Makes.”

3. The career of this “Empress of the Blues” is often overshadowed by her untimely death from injuries sustained in a car accident.

4. “Sassy” came by her nickname when performing with Billy Eckstine’s band.

5. Whose autobiography is titled Lady Sings the Blues?

6. This Juilliard-educated pianist rejected the label of jazz singer and became known for her political activism with songs like “To Be Young, Gifted and Black.”

7. This popular singer became a songwriter with “What More Can a Woman Do?” and later wrote theme songs for such movies as Lady and the Tramp (1955).

8. This singer became a star when she took on the lead role in the film Stormy Weather (1943). Her rendition of the title song became her trademark.

9. This White Christmas (1954) star got her start singing duets with her sister on the radio.

10. This R&B singer’s rendition of “At Last” made her a star, but she had a string of hits, including “Roll with Me, Henry,” before “At Last” was released in 1961.