The famed singers will play the Manhattan venue through Dec. 17; show time each night is 8 PM. They will be joined onstage by two special guests: Tony and Emmy Award winner Kristin Chenoweth, who is scheduled to return to Broadway later this season in the revival of Promises, Promises, and violin virtuoso Vanessa-Mae.

The 37-member Opera Orchestra of New York will also be part of the performances.

Kristin Chenoweth, who received a Tony nomination for her work as Glinda in Stephen Schwartz's Wicked, has been seen on the New York stage in The Fantasticks, Scapin, Steel Pier, A New Brain, Epic Proportions, Strike Up the Band, On a Clear Day You Can See Forever, The Apple Tree, Stairway to Paradise and Candide. The actress won her Tony Award for her performance as Sally Brown in the Broadway bow of You're a Good Man, Charlie Brown. Her screen credits include "Four Christmases," "Into Temptation," "Pushing Daisies" (Emmy Award) "Kristin," "The West Wing," "The Music Man," "The Pink Panther," "Stranger Than Fiction," "Deck the Halls" and "Running with Scissors." Her solo recordings include "Let Yourself Go," "As I Am" and the newly released "A Lovely Way to Spend Christmas."