she ticked a lot of boxes for a future kingsessing. they were chaperoned where they went, to the albert hall, for example, and they went to the races. they did the routine things in his royal life in a very stayed and proper way. charles is pretty old school. in the royal family, you go looping with protocol. >> january, 1981, diana is invited to princess margaret's 50th birthday party at the ritz. if you get invited to that, you're in the family. that was the stamp of approval. >> can you imagine what diana is thinking, the future kingsessing is interested in me. we're meeting up at these super posh society parties. i'm being seen. i'm on his arm. >> dooinda was still a virgin, and i have to say at this time by the 1980s, the were only few akrit accuratic virgins around. it was a fairy tale come true. diana came in to work bright and early monday morning, said she had something important to tell me. when you go out to work this morning, you will see reporters and photographers at the end of the news. they're actually out there for me.

. >>> prince charles, the future kingsessing of england has a dangerous secret. a secret which threatens the entire house of windsor. he's in love with a married woman. >> isn't that a sight? >> the queen expects him to produce and he ir, and she hopes he's found the perfect bride. >> for better or for worse. >> for better or for worse. >> to death do us part. >> till test do us part. >> but what happens when royal tradition stops you from following your heart ? charles, the eldest son of queen elizabeth is crowned prince of wales. >> i charles prince of wales do become your leadman for life and limb. >> there's so much pomp, so much glamour but underneath it all is a nervous 20-year-old, the whole weight of monarchy rests on him. he had no choice in his life at all. his future was mapped out for him. he knew from an early age that he was part of a machine. >> prince charles is a central figure of this dynasty. he is the fuchl he is the great hope. >> the young prince who just celebrated his 21st birthday carried out his hand shaking duties. >> the prince as a ch

. >> one revelation is most danging of all, prince charles, the future kingsessing is in love with another woman. >> in my dreams at night. >> this was the moment when the public discovered that prince charles, in fact, had been having an affair with camilla. >> the whole world now knows of prince charles' committed adultery with camilla parker bowles. somebody he's had a passion for throughout his life. >> charles is neglectful and having an affair. the public were completely shocked. >> the royal family had never had their privacy invaded in such a way. they didn't really know how to handle this at all. >> the queen and everybody in the royal family viewed it as a massive act of trenchry, and it was all orchestrated by diana. >> here she was not just attacking her husband but undermining his future, undermining the throne, undermining the royal succession, undermining the dynasty. let's check out the hook audrey sent. ♪ i right these wrongs like rhymes ♪ ♪ o like me oh my ♪ ♪ land and sea, that's mine ♪ ♪ and pardon when i shine ♪ ♪ hands to the sky, all mine ♪ ♪ wo

i'm about to marry the future kingsessing of england. >> diana frances, will thousand have this man as your wedded husband? >> i have made it. i'm here, you're there. i won, you lost. >>> and that's when the camera lights. out of about 3,000 built up enthusiasm. prince charles was so relaxed, he nearly came to grief on the top step. and when it was over, prince charles clasped lady diana's hand assuredly and unaffected. >> she was photo jennic, young, beautiful, the world was in love with her. >> it was like a perfect love story, but behind the scenes a whole different story was playing out. a story of struggle, a story of 19-year-old girl, naive, in this world, trying to find herself. >> here at the bbc we mounted the biggest ever broadcast, there are more than 60 cameras covering the route. the english know how to put on a bigger than life event. the date was getting nearer and nearer and it was starting to sing in how many people were going to be watching this wedding and how important it was going to be. >> is your heart heavy? >> she had just taken on a life of its own. >> just ab

. >>> prince charles, the future kingsessing of england has a dangerous secret. a secret which threatens the entire house of windsor. he's in love with a married woman. >> isn't that a sight? >> the queen