The green-eyed monster took over Kendall Jenner at times when it came to her younger sister! On this week's episode of The Kardashians, the supermodel admitted she was "jealous" of Kylie Jenner growing up! Wow! Why? According to Kendall, their parents, Kris and Caitlyn Jenner, were less strict with the makeup mogul! While saying goodbye to the family's Hidden Hills home, Kylie looked back on a fond memory she had in the house - she used to smoke weed with her friends in the backyard as a teen.