We’re going inside the mystery of the notorious serial killer, B.T.K. We have his letters from prison and an exclusive interview with a man whose family he murdered. Then, R&B singer K. Michelle reveals how her butt injections could have killed her. Our cameras follow her into surgery as she gets them removed.

Want to know how to look marvelous without splurging so much? Dr. Oz invites three beauty experts to share the smartest ways to save money while looking fabulous starting from your hair and makeup tools to the beauty products you use.