missed a polo match of william's. >> reporter: june 2005. the private life william and kate enjoying for nearly four years came to an end. william wales. >> they graduated from st. andrews and left their world behind and plunged into a world ever prying parrazy. >> catherine middleton. >> there were more photographers than hi seen in my life, from around the world, like 100 and the noise of the cameras going off and the flashes was intense. it was just, you know, unbelievable. i think everyone realized the game was over because the protection they had enjoyed had finished. >> reporter: in the months after graduation, the press followed them everywhere, weddings, polo matches. there were rumors of a breakup. fleet street was on fire, and in january 2006 it only got worse.