Elizabeth Olsen
Olsen was elegant in a floral corset dress

Dua Lipa
Lipa got spooky in Schiaparelli

Margot Robbie
Robbie went as 1997 "Superstar" Barbie in custom Armani

Rachel Brosnahan
Brosnahan got leggy in Sergio Hudson

Rosamund Pike
Pike teamed her Philip Treacy disguise with a lacy Christian Dior frock

Brie Larson
Larson looked like a ballerina in Prada

Natalie Portman
Portman looked ethereal in Christian Dior

Jennifer Lawrence
Lawrence was classic in a velvet gown by Christian Dior

Christina Ricci
Ricci left little to the imagination in Fendi

Jennifer Lopez
Lopez was a walking bouqet in custom Nicole + Felicia Couture

Billie Eilish
Eilish stood out in Willy Chavarria

Issa Rae
Rae proved all that glitters is gold in Pamella Roland

Karen Gillan
Gillan was an illusion in Iris Van Herpen

Taylor Swift
Swift glittered in custom Gucci