Twenty-five looks from the red carpet

Kanye serenaded Kim; Taylor Swift and Gwyneth Paltrow hung out; and rumor has it Jessica Biel wore a fake septum nose ring. It was a night to remember.

The theme ofMonday's Metropolitan Museum of Art's Costume Institute benefit was"PUNK: Chaos to Couture," and celebrities sported their best studs and spikes on the red carpet.

Here are 25 looks from the event-one of fashion's biggest nights. Enjoy.

-Taylor Rogers, @rogerstaylorj