Last night Lady Gaga opened Gaga's Workshop at Barneys, Performa 11 had their grand finale with Lou Reed, Chloe Moretz, Emily Mortimer, Courtney Love and Martin Scorsese hung out at the 'Hugo' premiere, Ankasa had their store opening on Madison Ave., Saks Fifth Avenue premiered their holiday windows with ballerinas and Fern Mallis, and so much more. Last night's parties were all about getting in the holiday spirit!