Many people are searching for a road to happiness, and British author Isabel Losada says she's tried almost every route available. Dr. Oz talks with Isabel about her spiritual journey and her search for happiness and enlightenment, which she writes about in her book The Battersea Park Road to Enlightenment. From tai chi to a colonic irrigation, Isabel talks about the many classes, workshops and procedures she tried, all in the name of finding happiness and meeting her full potential in life.