Over the Halloweekend, Chelsea Handler partied with beau Andre Balazs at the Top of the Standard, Alison Sarofim's annual party didn't disappoint, V Magazine threw a rager with Terry Richardson, Kim Kardashian celebrated Vikram Chatwal's 40th Birthday at the Dream Downtown, Alexa Chung got spooky at the Tribeca Grand, Jerry O'Connell monkeyed around at Rose Bar and so much more. Last night's parties were all about the Halloweekend!

Jason Strauss Noah Tepperberg Russell Simmons Sophia Lamar Scott Lipps Heidi Klum Mark Ronson Tyson Beckford Terry Richardson Annabelle Dexter-Jones martin dawson Derek Blasberg Calvin Klein Christian Siriano Halloween Karen Biehl Halloween Phillip Lim Maxwell Andre Saraiva Andre Balazs Sky Nellor Richard Chai Kim Kardashian Katrina Bowden Alexa Chung Matthew Settle Steven Rojas Jerry O'Connell Michelle Harper China Chow Adrian Brody Olivier Theyskens Chelsea Handler tennessee thomas Candice Swanepoel Louise Tabbiner Joan Smalls Olympia Le Tan Meredith Ostrom Stephen Gan Andrea Spiridonakos Vikram Chatwal Katherine Keating Kaylee DeFer Colin Cowie Teresa Moore Paul Johnson Calderone Bambi Northwood-Blyth Creatures' Ball Gangs of New York Halloween Party Halloween 2011 Halloweekend Bianca Bianconi Illy Fraiture Halloween at The Tribeca Grand Sinners & Saints Halloween Party At The Standard V Magazine Halloween Bash With Terry Richardson Vikram Chatwal's 40th Birthday Celebration All Hallow's Eve At Rosebar Dirty Costume Disco At Tribeca Grand "Skater Zombies and Surfer Chicks" Halloween Party Carnal Halloween With Tyson Beckford New Museum Members Halloween Party Sunset Brunch Club Halloween Party Michael Quinn DJ Cato Alexandra Keating Brad Eisenman Spencer Kimball Philip Gaucher Max Whitney Gigi Swift Kingsley Woolworth Caleigh Toye Grace Forster Leslie Hughes Ashley Speranza Troy Curtis Christina Gottschalk Matt Evans Ariana Lafuente Jacklyn Mott Amber Elliott Kristina Kiernan Chris Reed