Kristin Cavallari is a television host, designer, entrepreneur, and author of the New York Times bestseller Balancing in Heels. She starred in MTV 's hit series Laguna Beach and The Hills. Kristin has a recurring role on E! co-hosting the pre-show during award season . She designs a shoe line with Chinese Laundry and a jewelry line with Uncommon James. Kristin lives in Nashville with her husband, former Chicago Bears quarterback Jay Cutler, and their three children.