Cardi B
The rapper stuns in a red gown before all the drama goes down.
Nicki Minaj
Before the altercation, the rapper hits the red carpet looking fierce in a tiger-print ensemble.
Kendall Jenner
The Keeping Up With the Kardashians star squeezes the party in between runway shows.
Christina Aguilera
Before giving her performance, the singer hit the red carpet in a feathery Vivienne Westwood ensemble.
Bella Hadid and Anwar Hadid
The supermodel plants a kiss on her brother's cheek.
Winnie Harlow
The model turns heads in her yellow gown.
Andi Dorfman
The former Bachelorette describes her look as "black tie with a side of rebel."
Shay Mitchell
The actress rocks a dress by Julien Macdonald.
Gigi Hadid
The supermodel looks gorgeous in a black Vivienne Westwood gown.
Christie Brinkley
Brinkley sparkles in her Galvan London mini dress and accessorizes her look with a moon necklace and white booties.
Ashlee Simpson
The singer dons a sheer top and hides some killer pants underneath her black skirt. She attends the event with her husband Evan Ross.
Padma Lakshmi
The Top Chef star looks chic in her black pants and trendy white blazer with a train.
Justin Theroux
The actor looks dapper in his black blazer and dark pants.
Tiffany Haddish and Kelly Rowland
The Girls Trip star rocks a silver jumpsuit while the singer dons a white suit.
Alessandra Ambrosio
The supermodel strikes a pose in her two-piece, black ensemble before heading inside.
Sophie Longford, Anna Schilling, Christian Siriano, and Coco Rocha
The fashion designer was all smiles as he posed alongside the supermodels.
Jeremy Scott
In addition to enjoying the event, the designer celebrates Moschino's runway show.
Whitney Port
The Hills alumna smiles in a Valentino dress.
Caitlyn Jenner
Jenner rocks an all-black ensemble for fashion's big night.
Heidi Klum
The former Project Runway star is all smiles as she makes her way into the event.