Prince Edward and Duchess Sophie's relationship has been going strong since they walked down the aisle in 1999. Since their big day, the royal couple have welcomed two children together.

"The success of William’s approach depends upon whether Prince Edward’s children, as well as other younger royals, are willing and able to step up to garner public interest," said Fordwich.

Specifically, William hopes to tap Prince Edward and Duchess Sophie's two kids, Lady Louise Windsor, 21, and James, Earl of Wessex, 17. Despite their regal associations, both royal children have ...

Prince Andrew in 1960 and Prince Edward in 1964. Since then, Charles and his siblings have each welcomed their own little ones — and their children have gone on to have kids of their own.