Yes, we finally got her to come inside. What goes on in that pretty little head of yours, what goes on in that place in the dark? Well we've got ourselves a cat and I can swear that her name is Veronica. Apologies to Elvis Costello.
"Black cats keep care and trouble away from the house. It is lucky for a black and strange cat to stray into anybody's house."
Marie Trevelyan, Folk-lore and folk-stories of Wales (London, 1909), p. 80.