♪ ♪ it was the summer of 1990, and charles was playing polo and fell badly off his horse and broke his arm. and he was rushed to the local hospital. >> it was a major break. and it takes time for the swelling to go down. >> diana was a hundred miles away when she heard about the accident and she jumped into the car with her bodyguard and drove to the hospital. >> it was a very big story. a lot of reporters, photographers, film crews outside of the hospital he was being treated. >> inside royal palace staff were stunned to discover charles very first visitor wasn't diana it was camilla parker bowles. she had come through the back door so the media hadn't caught sight of her.