While we so appreciate the invite, due to our busy social calendar and sartorial reputation, we will sadly be unable to make it to your ugly sweater holiday party. Truly tragic.

'Tis officially the season for office parties, jolly dinners and festive fêtes! One of the merriest, most fashionable people we know, Katie Sands (AKA Honestly Kate) is all the inspiration you need for strutting your stuff. In search of the perfect party looks, we hit up the ultimate soirée shop in town, Ramy Brook, to stock up on show stopping ensembles sure to garner a sleigh-full of compliments. 

Click through for the five outfits you can't live without this December!

[Photos by Yumi Matsuo]