Day one of Fashion Week kicked off with a slew of parties with dancing in stilettos, while models and designers still have the energy to dance. Karen Elson played the electric guitar at Anna Sui x INC. Pat McGrath, who is basically the most popular woman in fashion, hosted a party involving Amanda Lepore, Naomi Campbell, and many drag queens. Click ahead to see how Derek Blasberg, Karlie Kloss, and St. Vincent rang in the new season.