Burkhardt will share the intimate stage with Barbour on Dec. 20 at 8:30 PM, while Keeling will join Barbour Dec. 24 at 3 PM. Burkhardt is scheduled to solo on "Santa Baby" and will then join Barbour for a duet of "Baby, It's Cold Outside."
The evenings will feature "holiday classics and Broadway's greatest songs." Jeremy Roberts will be the musical director.
Show times are Dec. 20, 23, 26, 27, 30 and Jan. 1 and 2 at 8:30 PM and Dec. 21, 24, 28 and Jan. 4 at 3 PM.
James Barbour was most recently seen as Sydney Carton in A Tale of Two Cities. His other Broadway credits include Assassins, Urinetown, Jane Eyre, Beauty and the Beast, Carousel and Cyrano—The Musical. He has appeared in such films as "Eight Crazy Nights" and has guest-starred on such television shows as "Sex and the City" and "Ed." Tickets are priced $25, $45, and $60; there is also a $25 food-drink minimum per person. Sardi's is located in Manhattan at 234 West 44th Street. For reservations call (212) 868-4444 or visit www.smarttix.com.