When it comes to hairdressing, Jenna Bush Hager is a pure daredevil. The "Today" show co-host, 43, threw caution to the wind and underwent a bold hair transformation on the NBC morning talk show's ...

70s hairstyles: take your cues from the It-girls of the day, from Diana Ross' fluffy 'fro to Farrah Fawcett's feathered cut – see photos ...