One day a man comes home from work to find his wife on the front porch with her suitcase.

The husband asks, "What are you doing"?

The wife replies, "I'm waiting on a cab, I'm going to Las Vegas".

The husband asks, "Why are you going to Las Vegas"?

The wife replies, "Becasue in Las Vegas I can get $400 for what I do with you for free".

The husband goes into the house and returns in a few minutes with his suitcase.

The wife asks, "What are you doing"?

The husband replies, "I'm going to Las Vegas".

The wife asks, "Why are you going to Las Vegas"?

The husband replies, "I want to see how someone can live on $800 a year"!