Billie Eilish wears Kim Kardashian's Skims in 'Lost Cause' video

Not even Billie Eilish can resist the siren name of Skims.

On Wednesday, the 19-year-old pop famous person dropped her new music video for “Lost Cause,” which sees Eilish and her buddies having fun with an epic slumber occasion whereas clad in color-coordinated loungewear in shades of beige, brown, black and pale blue.

“We had the time of our lives being hot & shooting this,” Eilish shared on Instagram.

The Grammy winner spends a lot of the self-directed clip sporting the Boyfriend T-Shirt ($42) and Boyfriend Boxer ($26) from Kim Kardashian’s shapewear and leisure label.

Some of Eilish’s gal buddies are additionally outfitted in Skims in the video, with the Cozy Knit Short ($58), Stretch Rib High Neck Bra ($42) and Stretch Rib Short ($34) all making cameos.

Kardashian, 40, appeared thrilled to get the singer’s stamp of approval, and posted a screengrab of the music video on her Instagram Stories, writing, “I spy SKIMS.”

Eilish then reposted the shoutout on her personal Stories, including a heart-face emoji.

In “Lost Cause,” the star balances her signature slouchy, outsized type with the lingerie-inspired look she debuted in her British Vogue cowl story final month; in addition to saggy tees and sweatshirts, she’s seen in a silky, low-cut powder blue pajama set in addition to an olive inexperienced cardigan teamed with black lace panties.

And sexier types aren’t the one manner Eilish is switching up her look forward of the July launch of her second studio album, “Happier Than Ever” — in March, she ditched her green-and-black hair in favor of a pinup-inspired platinum blond dye job.