Kylie Kristen Jenner (born August 10, 1997) is an American reality television personality, model, actress, entrepreneur, socialite, and social media personality. She is best known for starring in the E! reality television series Keeping Up with the Kardashians since age nine, her eponymous brand of cosmetics, and her large social media presence.In 2012, she collaborated with the clothing brand PacSun, along with her sister Kendall, and created a line of clothing, "Kendall & Kylie". In 2015, Jenner launched her own cosmetics line called Kylie Cosmetics, which app reached number 1 on the iTunes App Store. Wikipedia