From Hailey Bieber to Barbie Ferreira.

The glamorous event also fêted the designer's upcoming first book.

Billie Eilish proved to be a popular inspiration.

Stars went all out with on-theme, delightfully campy wigs, lashes, accessories and nails.

It was an emotional moment.

Watch 30 minutes of the first episode now.

Stars took major hair and makeup risks on music's biggest night.

After the show it's the (super-fashionable) after party.

To dress Laverne Cox et al., Long looked to multi-generational musical icons from David Bowie to Britney Spears for inspiration.

No offense to "Time," but this is awesome.

Well played, Kerry Washington.

Let's take a breather from fashion month, shall we?

You know how you're supposed to cool down by eating zesty foods? Like that, but with clothes.

All bow down to Cookie.

The red carpet raged on after the awards show came to a close.

In defense of the coordinating headband.

And a limited edition of Kim Kardashian's "Selfish" goes on sale Thursday.

Plus, Cox on trading in her prison scrubs for fancy lawyer suits and Pejic's dream movie role.

But 'Today' show host Hoda Kotb really got the party started.

Poppy lips and ponies and braids, oh my!