The teenager showed off her motoring skills today as she got behind the wheel of big sister Khloe Kardashian's car, which is legal in California, as long as there is a licensed adult accompanying the under age driver.
'Just picked Kendall up for my pool party and she drove me home!!! She is actually a great driver!' Khloe, 27, wrote on her personal website, khloekardashian.celebuzz.com along with a picture of a smiling teenage sister behind the wheel.
Little driver: Khloe Kardashian snapped this picture of her little sister Kendall Jenner taking her for a spin
In May it was also revealed that the teenager is on birth control in a promotional spot for the new season of the reality series.
Although after some fans expressed concern about a 15-year-old using contraceptives, the family later indicated that she was taking The Pill for medical reasons.
Party time: Kourtney Kardashian went out last night at Chateau Nightclub inside the Paris Hotel in Las Vegas
As for Kourtney, the 32-year-old spent the weekend in Las Vegas where she partied at Chateau Nightclub and Gardens inside the Paris Hotel and Casino.
Wearing a white mini dress and black platform pumps, Kourtney put a fashionable foot forward as she and partner Scott Disick arrived for a night on the town.
Now that's a celebration: Kourtney and partner Scott Disick joined thousands of other tourists as they flocked to Sin City for the July 4th weekend