A man took a woman out for dinner...
but she didn't speak a word of English. They were having a great time, though, feeding each other, flirting, touching and giggling. After the meal is over, the woman draws a picture of a bed on a napkin and gives a sly wink. The man still can't figure out how she knew he was in the furniture business.
The comments in another thread were slamming Readers Digest jokes, and that's where this one came from.