Alex was walking home late at night and sees a woman in
the shadows. "Twenty Pounds. "she whispers.

He'd never been with a hooker before, but he decides,
what the hell, it's only twenty quid. So they hide in
the bushes. They're going "at it" for a minute when
all of a sudden a light flashes on them. ? it's a
police officer.

"What's going on here, people?" asks the officer.

"I'm making love to my wife," Alex answers
indignantly.

"Oh, I'm sorry," says the cop, "I didn't know."

"Well," Alex says, "neither did I, until you shined
that light in her face