Sex is just like air...
It's no big deal until you're not getting any.
Old guy says: "Doc, every morning at 7 I take a healthy piss, and then at 8 I take a big shit."
"So... what's the problem?"
"I don't get up until 9."
I was walking in the park the other day with my wife when she pointed to a young couple sitting on a bench, passionately kissing. "Why don't you do that?" she asked.
"Honey," I replied, "I don't even know that woman!"
And that's when the fight started...
Why can't Barbie get pregnant?
Because Ken comes in a different box.