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!