Audra McDonald is perhaps the most astounding performer of our lifetimes - a once-in-a-century artist with a miracle of a voice. To hear her live is to hear "singing" invented right in front of you. It's no surprise Audra is the most Tony-winning actor of all time (with six awards), and the only person to ever win in all four acting categories. Her list of indelible performances spans Broadway (Carousel, Master Class, Ragtime, A Raisin in the Sun, The Gershwins' Porgy and Bess, Lady Day at Emers...