You want a hot physique? You much better perform, bitch — and that’s not just Britney ‘s motto! Kourtney Kardashian flaunted her flawless frame in a nude bikini selfie on Thursday, November three. See Kim and Kourtney K.’s Adorable Halloween Costumes From 1982 Kourtney K. Forgot Her Pants at a Kanye West Concert Meet Kendall Jenner’s Secret Twin, Kirby Jenner Trying to keep Up With the Kardashians star, 37, showcased her toned physique by way of Snapchat in a barely there two-piece with a bandeau halter top and studded bottoms.

Her sudden caption for the selfie? “Get my work out playlist on my app.” (Point taken, Kourt!) Kardashian, who shares three youngsters with ex Scott Disick. has spent the total week displaying off her lithe body.

The night prior to, at her sister Kendall Jenner ‘s 21st birthday party.

Kardashian worked her legs in a teeny, lace-trimmed slip dress. And for Halloweekend 2016, she dressed up as a zombie bride — a single stripped down to just her lingerie, naturally. Even when she was all covered up on Halloween Day  — in Electrical power Ranger, Evil Queen and Spidergirl costumes —  her really hard-earned muscle groups had been on show in the costumes’ entire body-conscious catsuits.

Her kids, meanwhile, got in on the themes, also, rocking a mix of Ranger ensembles and superhero getups for the holiday.