Last night at the 69th Regiment Armory, artists and A-listers came together for ACRIA's 21st Annual Holiday Dinner, honoring the The Robert Mapplethorpe Foundation, Judith Light, and Art Production Fund Executive Director, Casey Fremont. Presented by InStyle and Tiffany & Co., the evening was a glittering celebration of the spirit of reconciliation and healing, a theme that couldn't be more relevant today. Guests including Zachary Quinto, Ryan McGinley, and Cleo Wade donned their best festive looks, giving the night of good a healthy dose of glamour. Click through for our best-dressed picks!

[Laura de Gunzburg, Maria Baibakova, Zani Gugelmann by Leandro Justen/]