Last night's party for Irene Neuwirth's diamond collection at Barneys New York drew quite the celebrity crowd, including famous best friends Busy Philipps and Michelle Williams (in Prada) who stole away from the action to rest their feet on the store's comfy leather chairs. InStyle's reporters also hit up a slew of New York events, including a Lenscrafters' bash hosted by Joan Rivers and Madewell's latest store opening, where Alexa Chung gave us the inside scoop on her latest collection for the brand. And in midtown, Sarah Jessica Parker and Kelly Ripa scored spots at the opening of the new Broadway play The Normal Heart. See more from last night’s hottest parties in the gallery!
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