Last night in NYC, Marc Jacobs' after party at the New York Yacht Club turned into a late night '90s disco fest, Stefano Tonchi hosted an exclusive issue party for W Magazine's Generation W, Theophilus London and Sky Ferreira attended Interview Magazine's dinner at Milk Studios to celebrate MADE's upcoming launch in Paris, Liv Tyler and Helena Christensen threw a party for Vs. Magazine at Exchange Alley, Rag and Bone celebrated the launch of their Pilot bag at the Nomad Rooftop with Hilary Rhoda and Rachel Zoe, and so much more!

[Hailee Steinfeld, Marc Jacobs] [Rose Byrne, Kristen Wiig] [Michael Pitt, Jamie Bochert]

Kristian Laliberte Chloe Sevigny Marc Jacobs Tommy Hilfiger Gina Gershon Byrdie Bell Theophilus London Charlotte Ronson Chace Crawford Alan Rish Rachel Zoe Lisa Perry MILK Studios Hilary Rhoda Nur Khan Julianne Moore Kelly Bensimon Lauren Conrad Natasha Bedingfield Gramercy Park Hotel Simon Doonan Annabelle Dexter-Jones Julianne Hough Sia Cory Kennedy Chrissie Miller Jessica Stam Derek Blasberg Cornelia Guest Julie Macklowe Molly Howard Erin Fetherston Dani Stahl Nate Lowman Quintessentially Leigh Lezark helena christensen Jason Binn Jason Wu Waris Ahluwalia Robert Duffy Le Baron Yigal Azrouël Dennis Basso Steven Kolb Andrew Bevan doutzen kroes Lauren Remington Platt Pamela Love Jay Manuel Casey Spooner Nate Berkus Jessica Hart Daniella Vitale Jen Brill Amy Fine Collins Kick Kennedy Anna Chlumsky chris benz Aimee Ruby Bon Appetit Liz Goldwyn Stacy Engman Stacey Bendet Liv Tyler Ric Pipino Magnus Berger Kate Lanphear Rebecca Minkoff Justin Long abigail breslin Kelly Osbourne savannah wise Cole Haan Jamie Chung Jefferson Hack Karen Duffy Josh Hartnett Linda Evangelista Stacy Keibler Anna dello Russo Jennifer Missoni Katie Lee Trish Goff Glenda Bailey Marcus Wainwright Marjorie Gubelmann Ron Frasch Athena Calderone Chelsea Leyland Jake Hoffman China Chow Jessica White Ken Downing Kristen Wiig June Ambrose Alison Pill Tinsley Mortimer