It was a busy night of events, celebrations and premieres in NYC yesterday evening. Our favorite party-goers put on their best for all of the festivities, from Chloe Sevigny at the Chloe 60-year celebration to the Olsens at the CFDA Awards nomination party. Click through for all of the best dressed guests from last night.

The Guest List

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Chloe Sevigny• Ashley Olsen• Yuli Ziv• Mary-Kate Olsen• Vera Wang• Leigh Lezark• Best Dressed Guests• Carly Cushnie• Michelle Ochs• Allison Williams• Christina Caradona• Zosia Mamet• Justin Livingston• Barneys NY Celebrates 60 Years of Chloe• Danielle Bernstein• The 4th Annual Fashion 2.0 Awards• Teen Vogue Celebrates 10 Years• HBO Presents the New York Premiere of "Phil Spector"• 2013 CFDA Awards Nomination Party• 2013 CFDA Awards