On the way to the event, Kim revealed she couldn't even sit in her gown.
ET spoke with Nicky Hilton at Vanity Fair's Best Dressed Party in New York City.
Kim made the revelation on 'Keeping Up With the Kardashians.'
'Tis the season!
These moms-to-be look oh-so-stylish. See some of their best looks!
The heiress didn't have to look too far for Halloween costume inspiration this year.
The rapper brought her mama to watch the runway alongside Sofia Richie, Amber Heard, Kate Beckinsale and more.
Despite the wet weather, the model arrived at the Carolina Herrera show in a striking pantsuit in true fashion girl form.
Stars head to the City of Lights to grace the front row of the haute couture shows in fashion-forward garbs.
Decked out in the designer, witness the enchanting ensembles the stars wore to the show.
The socialite also reveals to ET who will be her maid of honor.
The Hilton sisters, Paris and Nicky, enjoyed an evening with Michael Jackson's daughter at the CASA of Los Angeles Evening to Foster Dreams gala on Wednesday.
ET spoke with the famous sisters at the New York screening of 'Black Panther' on Tuesday.
ET spoke with the famous sisters at the New York City screening of 'Black Panther' on Tuesday. The latest Marvel film is in theaters Feb. 16.
