A father claims antidepressants made him murder his son. Is it a legitimate defense? We investigate. Plus, who killed fashion writer and mom, Christa Worthington in her Cape Cod home and why? Is the right man behind bars, or could a killer still be out there?

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.