HAPPY BIRTHDAY Kylie Kristen Jenner turns br 22 years old on August 10. Here are five things you may not have known about the young cosmetics queen. 1. She first starred in Keeping Up with the Kardashians when she was 9 years old. 2. She hates br chocolate cake but br loves chocolate. 3. Jenner was named the youngest self-made billionaire by 'Forbes' at the age of 21. 4. She co-wrote a young adult novel, br Rebels: City of Indra, with her sister. 5. She has revealed that br she wants to pursue an br acting career.