A who’s who of the New York social scene flocked to the Park Avenue Armory for a preview party for the Haughton International Fine Arts and Antique Dealers Show. The event raised over $850,000 for the Society of Memorial Sloan-Kettering Cancer Center, while guests got a first peek at over $250 million worth of eye candy.

Martha Stewart was there with daughter Alexis (who was not in a very good mood). “You know how daughters can be!” commented mom Martha. Alexis did not want to pose for her closeup ... but allowed us an exclusive shot.

Among the revelers: Howard Stern and Beth Ostrosky, Melania and Donald Trump, Iris Apfel, Andrea Stark, Barbara and Donald Tober, Melissa Grundman, Barbara de Portago, Russell Grant, Debbie Bancroft, Dan and Cynthia Lufkin, Pat Altschul, Muffie Potter Aston, Janna Bullock, Susan Bodnar Malloy, Joanne and Roberto de Guardiola, Frances Hayward, Thom Filicia, Stephen and Christine Schwarzman, and Sheri and Larry Babbio.