Tonight marks fashion's biggest party of the year—the Met Gala—which will debut this year's exhibition, China: Through the Looking Glass. Get a sneak-peek inside the star-studded event with these celebrity and designer Instagrams offering up a look at the behind-the-scenes action—from pampering for the red carpet to letting loose at the glam after party.
Kim Kardashian and Jennifer Lopez
Beyonce and Naomi Campbell
Prabal Gurung, Reese Witherspoon, George Clooney and Kristen Wiig
Marc Jacobs, Cher, Kanye West and Kim Kardashian
Beyonce
Kendall Jenner and Hailey Baldwin
Rihanna and Shanina Shaik
Miley Cyrus and Zoe Kravitz
Rihanna's Surprise Performance
Sofia Vergara and Reese Witherspoon
Justin Bieber and Lady Gaga
Katy Perry, Madonna and Lady Gaga
Bill Cunningham and Linda Evangelista
Beyonce
Rihanna
Jennifer Lopez and Donatella Versace
Naomi Campbell
Jessica Alba
Kendall Jenner
Justin Bieber
Hailey Baldwin
Karlie Kloss and Gigi Hadid
Liu Wen
Rosie Huntington-Whiteley
Diane von Furstenberg, Kate Mara, Gigi Hadid, Kate Beckinsale
Solange Knowles
Gigi Hadid
Kendall Jenner
Cara Delevingne and Stella McCartney
Sarah Jessica Parker
Sofia Vergara
Selena Gomez
Emily Ratajkowski
Lily Aldridge
Marc Jacobs
Katy Perry
Alexa Chung
Zac Posen and Katie Holmes
Anna Ewers
Jessica Hart
Donatella Versace
Kristen Wiig
Jourdan Dunn
Diane von Furstenberg
Emma Roberts
Bella Hadid
Liu Wen
Katie Holmes
Adriana Lima
Karen Elson
Emma Roberts
Karlie Kloss
Jaime King
Burberry shares a sneak-peek at Jourdan Dunn and Naomi Campbell's Met Gala look.
Georgina Chapman
Natasha Poly
Chiara Ferragni
Sarah Jessica Parker
Caroline Trentini
Lauren Alexis Fisher is the Senior Editor at Cosmopolitan, overseeing digital content across fashion, lifestyle, beauty, sex, and culture. Previously, she was the Market Editor at Harper’s BAZAAR and has written for publications including WWD, Bustle, and W Magazine. When she’s not busy taste-testing her way through every dirty martini in New York, you can follow her on Instagram for bad jokes, good outfits, and annoying vacation pics.