21.   It was Rhonda Ross, an unsigned jazz singer and songwriter who also happens to be the daughter of Diana Ross and Berry Gordy.

22.   Jazz singer Dee Dee Bridgewater will be onstage for a sold-out performance.

23.   Jazz singers are always down front.

24.   Kansas City jazz singer Ida McBeth seldom leaves home without red on her lips.

25.   Jazz singer George Staly has played them all.

26.   Jazz singers, after all, depend on songs far more than instrumentalists do, and Wilson, to her credit, has always resisted being a nostalgia act.

27.   Legendary producer John Hammond marketed her as a jazz singer, and she gained experience on the nightclub circuit, supported by a four-piece band.

28.   Looking back, the jazz singer and onetime movie star is as frank and unapologetic about her troubles as she is appreciative of those who helped her overcome them.

29.   Meanwhile, she continues to balance obligations as mother with ambitions as a jazz singer.

30.   Most of the performance lit up familiar strengths, but what audiences have learned recently is how good a jazz singer Ms. Mitchell can be.