Andy Cohen & Sarah Jessica Parker
SJP looks like a girl on fire in her Met ensemble.
Jessica Alba, Carol Lim & Humberto Leon
This trio is ready to take the Met! "Headed to #MetBall w @kenzo @humbertotoo #carol @openingceremony #vogue," wrote Alba.
Sofia Vergara, Georgina Chapman & Keren Craig
We're ready for this beautiful trio to hit the carpet! "Gracias !! So exited to be going to the Met Galla dressed by this beauties #Marchesa," wrote Vergara.
Katy Perry
Looks like the singer is wiggin' out tonight! "Who shall I be tonight @shonju?! #TheMet," Perry captioned the pic.
Tory Burch, Maggie Q & Dianna Agron
We're loving this girl squad! "On our way...#MetGala," Burch revealed.
Lily Collins
We're enchanted by Collins' look for the night! "1000th post headed into a night of utter magic. Met Ball here I come #1000memoriesandonlythebeginning...," she wrote.
Derek Lam
The fashion designer looks dashing in this candid shot.
Allison Williams
Looks like the actress is getting help from a friend—Coke! "Starting off Met Ball prep with a Diet Coke that is literally the size of my face. #NotSponsored #JustAWeirdo #MetGala #LetsDoThis," Williams captioned the funny pic.
Katie Holmes & Zac Posen
The duo make their big reveal in blue! "The big reveal. My wonderful friend and date spectacular @katieholmes212 for the #Metgala #ChinaLookingGlass #centralpark," wrote Posen. And what a big reveal it was with Holmes sporting a bob and bangs.
Alicia Keys
"Just caught a dragonfly..... #MetGala #ChinaLookingGlass," Keys wrote.
Naomi Campbell & Lee Daniels
You can't rush the makeup process, especially when it's for the Met! "Would you hurry up! Smh @iamnaomicampbell @burberry #late #metball," Daniels captioned ther pic.
Alexa Chung
"Ladies and gentlemen, my ears! Thank you Diego and @tamahk and @eyeko for tonight's head region prep. #metgala," the model posted.
Alicia Keys
"Choices.. choices.. Which ones do you like? �� #MetGala #ChinaLookingGlass," Keys captioned the pic.
Eddie Redmayne
The Theory of Everything actor looks dashing as always in this tux.
Elizabeth Banks
The Pitch Perfect 2 star is ready for the ball in a gorgeous turquoise ensemble!
Ansel Elgort
Looking oh, so dapper! "Before the Ball #TomFord," the actor captioned the pic.
Neil Patrick Harris & David Burkta
The couple look dashing as ever! "On my way to the fancy Met Ball with the ever handsome @DavidBurtka. Looking forward to a very James Bond evening," NPH captioned the pic.
Jordan Dunn
The model looks berry gorgeous in this berry colored Burberry ensemble!
Adriana Lima
The model and mom of two teased out this pic of her glam squad working their magic for the big night!
Alexa Chung
The Brit model and fashionista looks gorgeous in this makeup look!
Emma Roberts
"Doing my best not to wrinkle en route to#Metball @ralphlauren," Roberts wrote.
Lily Aldridge, Karen Elson, Gigi Hadid & Tabitha Simmons
It's a tradition for these fine ladies! "At our pre Met ball tradition spaghetti at the Carlyle, then next to squeeze ourselves into our dresses @tabithasimmons @lilyaldrigde and the new baby to our traditional feast @gigihadid," Elson captioned the post.
Katie Holmes
Go big or go home, right? "Chop Chop! #MetGala #BTS BIG transformation! @katieholmes212 @zac_posen @alternahaircare," the actress revealed in a post.
Vanessa Hudgens
Looks like Hudgens is boldly coming for the Met in this dramatic makeup look. "#MetGala, I'm coming for you," the actress captioned the post.