20 year-old Lady Diana Spencer laughed out loud when Prince Charles proposed to her having met her only 12 times. Five months later, she walked up the aisle - watched by three quarters of a billion people around the world - to marry what people believed was her Prince Charming. This is the true story of the seven days that led to the wedding of the decade - was it doomed before it even began?

An intimate look at Princess Diana’s life behind the gates of Kensington Palace, including interviews with friends, historians and biographers.