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.

With co-signs from Mitski, Maggie Rogers and Tennis — and confidence-boosting clothes — these two are poised to do big things.

We asked the touring artist about her very specific personal style, how fashion helps conceal her identity and her go-to beauty routine.

Also known as Babeo Baggins, they believe experimentation fuels artistry, from music and performing to fashion and beauty.

The singer-songwriter has grown — vocally, sartorially and, height-wise, physically — since winning "America's Got Talent" in 2016.

From her personal style to producing music and making videos.

From DJ gigs to runway soundtracks to full-on sonic branding, these ladies can do it all.

Telfar, Cushnie et Ochs and Pyer Moss were among brands that used music to showcase their new collections.

And watch the fashion film that goes along with it.

Her debut music video "A Little Wrong" is a getting-ready-to-go-out montage of designer heavy-hitters.

"It adds to who I am as a creative. I’m not just one dimensional."

She's Lorde-approved and her new music video "Mistakes" is a throwback to '90s-era wedding dresses.

Why do they have to dress alike?

Why be nakey, nakey, naked when you've got so many designer duds?

Fashion people love being the first to discover something, including a fledgling band.