Kourtney Kardashian appeared in a petite bikini and flaunted her nude booty! The paparazzi photographed this celeb in a black bikini during her recent vacation. Kourtney Kardashian nude lush buttocks covered only by a narrow black stripe was breathtaking! I bet you’ll want to spank her gorgeous buns too! In addition, the paparazzi also took upskirt pics of this star when she went down the stairs in a black miniature dress.