So you thought Bella Hadid's Met Gala outfit was out there?
(Quick recap: Hadid wore an all-in-one catsuit made from diamantes and not much else.
Well, wait till you see her after-party outfit.
She wasn't the only one who made a quick change after the official part of the night finished. Katy Perry, J-Lo, Kate Bosworth and many more hit the town later in the evening.