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]

Kristian Laliberte Andre J. Carlos Campos Fabiola Beracasa Arden Wohl Sophia Lamar Jeremy Kost Paul Johnson Calderon Hanuk Hanuk Bee Shaffer Gwyneth Paltrow Diane Kruger Terry Richardson Derek Blasberg donna karan Lisa Phillips Meredith Melling Burke Cindi Leive Diane von Furstenberg Vito Schnabel Alicia Keys Capitale New Museum Arianna Huffington Jason Wu Waris Ahluwalia Roseland Ballroom Julia Stiles Joy Bryant Gayle King Andre Balazs Lucy Liu Timothy Greenfield-Sanders Rashida Jones Courtney Love Nate Lowman Bonnie Morrison Amanda Ross Sabine Heller Fern Mallis Anne Slowey Anh Duong Daniella Vitale Jen Brill Jenna Lyons Faran Krentcil Coco Rocha Terence Koh Cindy Sherman Joe Zee Vanessa Traina 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 Amber Heard Steven Rojas Lynn Yaeger Unik 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 Carlos Souza Anne Pasternak tim goossens Victoria Bartlett Christian Louboutin