|Charmed Life. By: Diana Wynne Jones. Chivers Childrens Audio book. 1992 (5hrs 20mins).
Cat had no doubt that the man standing in the middle of the kitchen was the Dark Stranger. Cats sister Gwendolen had been told by a fortune-teller that she was destined for great things, and that a dominant Dark Stranger would have something to do with it. So it was hardly surprising that when Cat saw the tall, dark, well-dressed man standing in the kitchen he thought it was Gwendolens Dark Stranger come to help her start ruling the world. Sometimes it was a trial being the brother of a powerful witch especially when you had no magical gifts yourself.