Kylie Jenner Posts Underwear Selfie on Mom Kris Jenner's 60th Birthday

Well, this is one way to celebrate your mother's milestone birthday.

This is one way to celebrate your mother's milestone birthday.

While Kris Jenner celebrated turning 60 years old on Thursday, her youngest daughter, Kylie Jenner, snapped a sexy selfie in her underwear.

PHOTOS: Celebrities in Their Underwear

The 18-year-old reality star posed in a white tank top and Moschino panties, but seemed more concerned about how her manicure looked in the pic. "P.S. broken nail ?," she captioned the Instagram selfie.

In a prior post, Kylie did pay tribute to her momager by sharing a baby pic of herself. "The moment we met. Happy birthday mommy," she wrote.


WATCH: Caitlyn Jenner Wishes Kris a Happy Birthday Alongside Daughters Kim, Kourtney and Khloe Kardashian

This isn't the first time the Keeping Up With the Kardashians star has stripped down to her skivvies for her followers. In June, when she was still just 17, Kylie posed in her boyfriend Tyga's underwear brand, Crisp. She captioned one of the Snapchat pics: "Not doing sh**."