The program includes the love duet from Act II of Wagner's Tristan und Isolde, the final duet from Act II of the composer's Siegfried, and arias from Tannh‹user, Die Meistersinger von N‹rnberg, Beethoven's Fidelio, and Weber's Der Freisch‹tz, as well as the overture to Fidelio.

As of yesterday afternoon, $70 tickets in the rear orchestra were still available. Tickets can be purchased at the Lincoln Center box office, via CenterCharge at 212-721-6500, or at www.lincolncenter.org.

Voigt is one of the world's leading sopranos, known particularly for Wagner and Strauss roles. She will sing a program of pop standards at Lincoln Center in January in a concert billed as her cabaret debut. Heppner's roles include Tristan and the title roles in Lohengrin, Verdi's Otello, and Berlioz's Aeneas. He will sing Siegfried for the first time in 2008 at the Aix-en-Provence Festival.