The pop star, 43, took to social media on Friday to share a slew of selfies while wearing a see-through black lace negligee and red thong. Spears wore her blonde hair down as she posed for the camera ...

Britney Spears posted several photos of herself wearing a black lingerie slip paired with a red thong on Instagram on Friday, March 28.

Britney Spears is looking back on one of her favorite ... Seen smiling while wearing a red dress with her hair teased in the pic, Spears reminisced about the "Julia Roberts in Pretty Woman ...

As she posed on the red carpet, the British star ... cosmetics maven leaned into the Britney Spears lookalike commentary as she wore her blonde hair up in a sleek coronet bun with a subtle side ...

Britney Spears is turning up the heat with her latest look! On Friday, March 28, the pop star, 43, posted several photos of herself on Instagram modeling a black lace lingerie slip over a red thong.

View this post on Instagram A post shared by XILA MARIA RIVER RED (@britneyspears) Related: Britney Spears Shares Racy Video of Herself ... and twirled around in a circle while flicking her hair.