Shes joking about the master class thing, but also not.

Even the audience gets to sing a line or two, with her encouragement.

(She did Barbra Streisands version of As If We Never Said Goodbye.)

For the Girls

Credit: Bruce Glikas/WireImage

Chenoweth also give her two backup singers, Crystal Monee Hall and Marissa Rosen (another Broadway debut!

Shes a good host, but shes also the star.

Thats fitting for a concert where the star makes a point to include and celebrate so many others.

For the Girls

Nellie Beavers