On Thurs Nov 6, the New York Landmarks Conservancy will present the 21st Living Landmarks Celebration at the Plaza Hotel (768 Fifth Ave). This year’s honorees are restaurant critic Gael Greene, businessman and philanthropist Leonard Lauder, Broadway impresarios Daryl and Jordan Roth, Phoenix House founder Dr. Mitch Rosenthal, and media and real estate mogul Mort Zuckerman. The evening will be hosted Liz Smith, and music provided by Peter Duchin and his Orchestra. For tickets, please call 212/995-5260. Press contact: Andrea & Associates (212/353-9585)...