Being a reality TV star meant that Kylie Jenner grew up with the world watching her. As her siblings modeled, started businesses, and took on Hollywood, Jenner wondered how to make her mark. Connecting with her fans online led her to start her own company: Kylie Cosmetics. Jenner's social media savvy and talent for business grew Kylie Cosmetics into a major makeup empire, with Jenner herself behind the look, feel, and branding of her products. Balancing business with her personal life, Jenner became a mom and the world's youngest billionaire in one whirlwind year. Find out how Jenner expands her audience, grows her business, and makes the most of her lifelong spotlight.