William and Harry should use Prince Philip's funeral to 'mend any rift', says John Major Mirror 1 day ago Ben Glaze Princes William and Harry should use the Duke of Edinburgh’s funeral to patch up their relationship, Sir John Major said today. The ex-Premier was appointed the princes' guardian after their mother Diana died in a Paris car crash in 1997, months after he was voted out of No10. “The friction that we are told has arisen is a friction better ended as speedily as possible," he told BBC1's The Andrew Marr Show. "And a shared emotion, a shared grief because of the death of their grandfather, I think is an ideal opportunity.