They say you should never judge a book by its cover and the analogy is usually used as a warning against making assumptions about a person from their appearance.
So there I was on the bus.
And there was this young guy engrossed in a book.
He wore a sharp suit, his hair was gelled into spikes and he had a laddish glint in his eye.
And he was reading ...
Daphne du Maurier.
What's the most unlikely combination of reader and book you've seen?