A couple are trying to have a baby but have been so unsuccessful that the husband can't even get it up anymore from so much trying.
He's talking to his mates at the bar one night about it and no matter what his pals suggest they try he says they've already done it and it just doesnt excite hi...
Dude goes to convenience store and asks for cigarettes, gets one and warning reads " Smoking can cause impotency"
politely asks "Bro, give me the pack that causes cancer"
A man goes to buy a pack of cigarettes......
The cashier hands him a pack. He goes out and thinks of lighting one up. The pack reads "Beware smoking causing impotency". He goes back in hey man i think you gave me the wrong pack give me the one with cancer.