Prince William and wife Kate Middleton smiling together

Kate Middleton and Prince William are making pretty big changes to the Wales household

Prince William smiling alongside a picture with his family Kate Middleton, George, Louis and Charlotte

Prince William net worth - a look inside his royal fortune and estate

Prince George looks just like Prince William when he was the same age

Prince George is the spitting image of Prince William in new birthday picture

Kate Middleton has shared a tribute to Prince William on his birthday

Kate Middleton posts sweet tribute to Prince William on his 42nd birthday

Prince William was supported by his aunt the Duchess of Edinburgh at Trooping the Colour amid the family's health battles

Duchess Sophie's heartfelt gesture to Prince William at Trooping the Colour

Prince George, Princess Charlotte and Prince Louis are Kate Middleton and Prince William's three children

Kate Middleton and Prince William's children's full names, ages and royal titles