We’re investigating one of the darkest unsolved Hollywood mysteries of all time: The death of Natalie Wood. Natalie Wood’s sister, Lana Wood, opens up exclusively to Dr. Oz, revealing what she thinks really happened. New witnesses have come forward to reveal what they know about that night. Plus, essential oils claim to help with everything from anxiety to cancer. Are they cure-alls or health scams?

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.