Prince William and Catherine were married April 29, 2010 inside of Westminster Abbey. (credit: Getty Images)

Catherine keeps busy by being involved in various charities. (credit: Getty Images)

Catherine studied Art History in Scotland at the University of St. Andrews. She met her future husband there. (credit: Getty Images)

Catherine keeps busy by being involved in various charities. (credit: Getty Images)

During the week of December 3,2012, St. James' Palace announced that the Duchess was pregnant and expecting her first child. (credit: Getty Images)

Because of her strong fashion sense, Catherine has been seen as a fashion icon and creator of what is called the "Kate Middleton effect" when it comes to fashion. (credit: Getty Images)

Before her marriage to Prince William, Catherine attended many high-profile events around England. (credit: Getty Images)

Catherine grew up in Chapel Row, which is a village near Newbury, Berkshire, England. (credit: Getty Images)

Catherine's first solo event was for In Kind Direct. She stepped in for the Prince of Wales who was in Saudi Arabia. (credit: Getty Images)

Catherine became engaged to Prince William while the two were in Kenya. (credit: Getty Images)