Kate Middleton is pregnant and the royal couple is "planning to make an announcement" next month, a close friend of the duchess has claimed.

Thirty-year-old Kate, has been on pregnancy watch since she and Prince William (30) tied the knot in April 2011. After all the scrutiny, the Duchess and the Duke of Cambridge may make a baby announcement next month, Jessica Hay, a former roommate of Kate, who attended the Royal wedding, said.