The event, entitled One Night Only: Dreamgirls, begins at 10 PM, and Hudson's performance is scheduled to begin at 11:15 PM. Her performance will be followed by music by DJ Junior Vasquez. Hudson — a former "American Idol" contestant — plays Effie in "Dreamgirls," which opens nationwide Dec. 25. The film, based on the 1981 Broadway musical about the rise of a singing female trio, received five Golden Globe nominations, including Best Performance By an Actress in a Supporting Role in a Motion Picture for Hudson. Hudson has also been honored by numerous critics groups.

Directed by Bill Condon, "Dreamgirls" also stars Beyoncé Knowles as Deena Jones, Anika Noni Rose as Lorrell Robinson, Jamie Fox as Curtis Taylor Jr., Eddie Murphy as James "Thunder" Early and Danny Glover as Marty. Director Bill Condon also wrote the film's screenplay based on the late Tom Eyen's book. The film employs most of the original score by Eyen and Henry Krieger as well as four new tunes.

The Hammerstein Ballroom is at 311 West 34th Street. For tickets or more information call (212) 279-7740 or visit saintatlarge.com.