You asked, Gwen answered! After a full day of outfit changes, hair and makeup touch-ups, and fierce poses, our November cover girl made time to field questions submitted by InStyle’s Facebook fans. Want to know what inspires the star’s ever-changing style, how she chooses the perfect shade of red lipstick, and so much more? Head to InStyle on Facebook and "Like" the page to watch our behind-the-scenes interview and get access to more amazing Fans Only content! For even more Gwen Stefani, pick up the November issue of InStyle, on newsstands Friday.