Christina RicciPolina ProshkinaJessica Blair Ashner

The scorching temperatures in NYC didn't stop party-goers from putting on their stylish best for events around the city last night. To beat the heat, a number of fashionable ladies opted to bare their midriffs in some on-trend crop tops, while Christina Ricci opted for a black Thakoon number. Click through to see all of the great looks from Thursday evening.