This week was a big one for fashion parties in New York: In addition to Karl Lagerfeld’s star-studded Salzberg party, Anna Wintour and Baz Luhrman caught up at the Vilcek Foundation Awards Gala; Leandra Medine and Shiona Turini stopped by Rebecca Minkoff’s “super food” party; and Rihanna made an appearance at the Opening Ceremony M$$ x WT launch. Meanwhile, Bergdorf Goodman threw a party with Vanessa Friedman and Deborah Needleman to celebrate the launch of the Times’ new “Men’s Style” section, Karlie Kloss and Grace Coddington turned out for Peter Lindbergh’s book signing, and Christy Turlington celebrated her collaboration with Tom’s. Lucy Chadwick and Athena Calderone attended the Art Production Fund’s Gangs of New York Gala, while across the pond, Pippa Middleton helped celebrate Spectator Life magazine’s third birthday. Click through the slideshow for these and more pictures from the week’s biggest parties.