There are 6.5 billion people in the world, and one thing all of them have in common is sex. That being said, there is a lot of variation in what "sex" can mean. For some people, sex is a loving expression of care and commitment. For others, it's a touch of the primal animal inside all of us.
For one dork in Las Vegas, it's paying $God Knows How Much to buy a hooker this outfit.