From red contacts to holographic suits.
Celebs like Cardi B, Pharrell and the boys of PRETTYMUCH got all dolled up.
Taylor Swift, Selena Gomez, Demi Lovato, Zendaya and more ditched dresses for trousers and suits of all kinds.
The singer chose a sparkly black jumpsuit from the designer's last collection.
And Ralph Lauren is dressing Calvin Klein for the Met Ball.