Article continues below advertisementKylie Jenner just turned up the heat on Instagram - and fans can't get enough.The beauty mogul dropped a sizzling selfie via her Kylie Cosmetics account, rocking an animal print nightgown with a plunging sweetheart neckline that showed off her curves. Her long brunette curls cascaded down her shoulders as she posed in front of a vintage-style backdrop.Article continues below advertisementSource: @kyliecosmetics/InstagramKylie Jenner showed off her cleavage in a bold animal print nightgown.