I gather you weren't keen on going back to Scotland with your brother at this time of year. I don't say I blame you. Terribly bleak and cutoff in the winter.""Oh no, Mom," I said, as her words sunk in. "My brother is not going back to Scotland. He and my sister-in-law are going to the Riviera."The Riviera? I had no idea.""For my sister-in-law's health. She's feeling rather frail at the moment.""I don't think that frail would ever be a word to describe your sister-in-law," the Queen said, looking up with a half smile on her lips as a tray of coffee was reeled into the room."I managed to have six children without making a fuss. One just got on with it.