All about Knox and Vivienne: Angelina Jolie and Brad Pitt’s youngest 17-year-old twins

While Angelina Jolie and Brad Pitt's personal lives have been the hot topic for headlines for years now, details about their children's lives have been kept quite private. This goes especially for Jolie’s youngest children, twins Knox Léon Jolie-Pitt and Vivienne Marcheline Jolie-Pitt, who are already 17 years old now. A recent update about Knox has even left many people wondering about what the duo has been up to.