Over the weekend in NYC, Chelsea Handler took Andre Balazs to the Creative Time Spring Gala, Karlie Kloss celebrated the opening of five solo exhibitions at the New Museum, Gwyneth Paltrow and Diane Kruger helped launch Lifetime's new show "The Conversation," Jenna Lyons and Jason Wu attended NET-A-PORTER.com's Frieze New York party at Hotel Americano, and more! Last night's parties were all about celebrating the arts.

[Photo: Chelsea Handler, Andre Balazs] [Courtney Love]

Arden Wohl Hanuk Hanuk Paul Johnson Calderon Jeremy Kost Sophia Lamar Andre J. Bee Shaffer Gwyneth Paltrow Christian Louboutin Diane Kruger Terry Richardson Fabiola Beracasa Derek Blasberg Carlos Campos donna karan Lisa Phillips Meredith Melling Burke Nate Lowman Cindi Leive Diane von Furstenberg Vito Schnabel Alicia Keys Capitale New Museum Arianna Huffington Jason Wu Waris Ahluwalia Roseland Ballroom Sabine Heller Julia Stiles Joy Bryant Gayle King Andre Balazs Lucy Liu Timothy Greenfield-Sanders Rashida Jones Courtney Love Bonnie Morrison Amanda Ross Fern Mallis Anne Slowey Anh Duong Daniella Vitale Jen Brill Jenna Lyons Unik Faran Krentcil Coco Rocha Terence Koh Cindy Sherman Vanessa Traina Joe Zee Brian Wolk Claude Morais Rita Wilson Ross Bleckner Michael Shvo Bill Wackermann Stacy Engman Jamie Tisch David Byrne Bette Midler Magnus Berger Giambattista Valli Olympia Scarry Tom Sachs Bettina Prentice Lauren Dupont Nicole Phelps Paul Kasmin Gallery Zani Gugelmann Tara Subkoff tina brown tracey emin Steven Rojas Amber Heard Lynn Yaeger Karen Duffy Joey Jalleo Bianca Brandolini Irina Lazareanu Michelle Harper Maggie Betts Yaz Hernandez Helen Schifter Chelsea Leyland Dustin Yellin Prabal Gurung David Maupin Vincent Fremont Yvonne Force Villareal valentin hernandez Olivier Theyskens Jill Martin Anne Pasternak Carlos Souza tim goossens Victoria Bartlett Kristian Laliberte