How to look hot at the office holiday party while still projecting that give-me-a-promotion gravitas? Step forward, party pants.

Alexa Chung (right) Instagrammed a pic of herself keeping things demure in black Vilshenko ankle swingers, which she paired with braids (cute!) and sleek, pointed black courts for the launch her new Nails Inc. collection at Selfridges. Meanwhile, over at the launch of private members' club La Maison Rémy Martin, Naomie Harris went all out in some Alexander McQueen gems with a neon-red thick hem, teamed with elegant stilettos and a fluffy clutch (nice). The long and cropped of it is go for a kick-flare ankle grazer, pair with strappy heels and voila! You're now super-chic! : )

Need more party inspo? Here's how NYC's coolest girls are doing it.

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