I was just sitting around, doing nothing much, waiting for the baby-sitter to arrive. Finally the doorbell rang and I strolled over to let her in.

"Come on in, Carleen," I told her, and take a seat. "Marg had to go down the street and insisted on taking the little horrors with her. She won't be back for another half hour at least so you might as well relax for a while."

She came trotting inside and flopped down onto the couch. A pretty girl, Carleen, and she always seemed to be smiling and laughing. Nothing seemed to get her down. I looked her over, more from boredom than anything...