The royal couple, who wed in 2011, welcomed their first child – Prince George – in 2013. Two years later, the royal couple added Princess Charlotte to the family, which has been a learning experience for the Duke. He said: "George is a right little rascal sometimes, he keeps me on my toes but he's a sweet boy. And Charlotte, bearing in mind I haven't had a sister so having a daughter is a very different dynamic. So I'm learning about having a daughter, having a girl in the family.