Should she stay or should she go? Oprah can't quite let go after a showstopping performance by British singer Leona Lewis, a Simon Cowell protégé and winner of British talent competition The X Factor.
Browse Oprah Radio host Dr. Mehmet Oz's past shows.
Browse audio clips from Oprah Radio host Dr. Mehmet Oz's past shows.
Dr. Mehmet Oz and Dr. Michael Roizen biographies
After getting a colonoscopy for his show, Dr. Mehmet Oz finds a colon polyp and a new lease on life. Now, he's teaching the urgency in patient responsibility.