The Heir and The Spare. It has been said that two sisters were never less alike and, indeed, Elizabeth and Margaret travelled very different paths throughout their lives.
It's not easy being a teenager. Mood swings, body issues and no one that understands you. Imagine having to go through all of that under the constant scrutiny of the world's media. Whilst teenage celebrities willingly seek the limelight, as a Royal teen you don't have a choice. In this documentar...