Prince William and Kate Middleton didn't have an easy road to happily ever after. Keep reading to learn why...

MORE: Follow Wonderwall on MSN for more Anwar Hussein Collection/MEGA What Happened? Before the Prince and Princess of Wales tied the knot in 2011, the two ended up breaking up for a brief period in 2007. According to author Russell Myers, there was one incident that made Kate completely break down. "On the day of her 25th birthday, on January 9, 2007, with speculation over an engagement announcement at fever pitch, Kate emerged from her London flat to a scrum of more than 20 press photographers and five television crews," he wrote in the new book William and Catherine, The Monarchy's New Era: The Inside Story via Daily Express. "Amid the dizzying flashes of photographers' cameras, some sprinting across the road to get in front of her, some almost stumbling over each other, Kate struggled to get to her navy Volkswagen Polo, before the media continued to take pictures through the windows of her car as it sped away. Shaken and deeply distressed by the incident, Kate called William in floods of tears," the expert penned. Anwar Hussein Collection/MEGA The press attention made the former Duchess of Cambridge rethink her romance with her future husband. "A source close to the couple said the situation and resulting conversation was 'incredibly distressing for both of them,'" Myers explained. "'She [Kate] said, 'I can't do this anymore.' The situation was intolerable and William felt entirely helpless." The Ultimatum Kate also presented William with an ultimatum in order to figure out where their relationship was going leading up to their quick split. "While she did not explicitly demand an engagement or even a promise of marriage, she did break free from the gentle and arguably submissive persona that had typified her relationship with the future king," Myers wrote. Happily Ever After Luckily, the break lasted only a few months, and the pair officially got engaged in October 2010. William and Kate married at Westminster Abbey in April 2011 and have three children. ASC/ZDS/Anthony Stanle/Newscom/The Mega Agency During their engagement interview, the couple reflected on going through rough patches before reuniting. "At the time, I wasn't very happy about it," Kate said of their breakup. "But actually, it made me a stronger person. You find things about yourself that maybe you hadn't realized. I really valued that time for me." The post The 'incredibly distressing' incident that made Kate tell William 'I can't do this anymore' appeared first on Wonderwall.com.