Vanessa was 21 again on Tuesday and we celebrated by going out for a big family birthday tea.
Such was the quality of their parents' witty and illuminating conversation that both siblings chose to fill the gaps between courses by writing a short story each.
Charlotte called hers "The Beer Man" and this is how it went.
"Once upon a time there was a man called Ben. He didn't want to try some beer.
"He was old enough but then his dad forced him. And then he tried and he loved it.
"The next day he went to a bar and he kept asking for beer."
Meanwhile, Jamie entitled his even shorter tale "The Story of Donald Trump." It read as follows.
"Once there was a hippo but he was born in a bad way.
"They called him Donald and he is America's president."
I've promised to post both scripts off to Quentin Tarantino first thing in the morning.