Prince William and Kate Middleton will make global healines again after they make a special announcement next month. The Royal Palace will share "wonderful, happy news," according to a report. A friend of Middleton's has revealed that the royal couple will confirm speculation about the Duchess of Cambridge's recent weight gain. Jessica Hay, a friend of the Duchess, told New Idea that "they're planning to make an announcement in December," - that Middleton is pregnant. Kate and William, both 30, became "focused on starting a family" after they attended a number of high profile events including the Queen's Diamond Jubilee and the London Olympics.