The stylist to Billie Eilish, Diplo, Rosalía, Katy Perry and Christina Aguilera — and many more, if you can believe it — shares her clients' secret sartorial sauce.

The celebs might surprise you.

This trend is clearly (sorry) a winner.

Plus, is streetwear losing its cool?

Looks like the pair — plus third performer Miguel — are heading to Shanghai.

From Lorde to Miley, find out what everyone wore.

It's pretty clear which guests schooled themselves on Rei Kawakubo beforehand.

Plus, Alexander Wang speaks on the power of "the drop."

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

The 2017 Met Gala will celebrate the Comme des Garçons designer and will be co-chaired by Katy Perry and Pharrell Williams.

Plus, Gwyneth Paltrow joins LinkedIn.

Plus, Lily-Rose Depp reveals her first Chanel No. 5 campaign.

After ogling Anwar Hadid, Cindy Crawford and Caitlyn Jenner, we spoke with Scott about the inspiration for his latest, trippy Moschino offering.

Don’t you wish you were in the South of France, too?

"That's my tech contribution."

As Taylor Swift, Kylie and Kendall Jenner and Hailey Baldwin prove, hair color and glitter are powerful tools.

Jennifer Lawrence, Jessica Chastain and Olivia Wilde show 'em how it's done.

Guess who was princess-like and who was edgy. Go on, guess. We'll wait.

The "Vogue" doyenne has also launched an adorable animated website for her new namesake fragrance.

Because if you're not wearing cowboy boots to sing with the Queen of Country, what are you even doing?

The celebrity colorist, also famous for her work on Mariah Carey and Jennifer Lopez, fills us in on her multifaceted career.

And it features something called an "Elfie Selfie" sweater.

And Beyoncé designs a temporary tattoo line with Flash Tattoos.