Most recently seen on Broadway in Catch Me If You Can and a Tony nominee for Xanadu, Butler will join current Jersey Boys star Spector for the 7 PM event. Butler will perform from her solo show Faith, Trust & Pixie Dust and Spector will offer highlights from his own cabaret, Major Hit, Minor Fall.

The gala evening, which includes the concert and dinner, will honor Leslie and Andy Abramowitz, Fern and Hersh Cohn, and The Johnson Family.

The Landmark's seasonal programming also includes Tony Award winner Laura Benanti (Oct. 22); Darlene Love (Dec. 10); Tony winner Stew, Heidi Rodewald and the Negro Problem (Jan. 21, 2012); Justin Guarini (March 2, 2012); Christine Ebersole (May 12, 2012); and Ann Hampton Callaway and Liz Callaway (June 16, 2012).

Tickets for the gala performance and other events at the Landmark's Jeanne Rimsky Theater in Port Washington, NY, are available by calling (516) 767-6444 or by visiting LandmarkonMainStreet.