A man is having problems with his Johnson which certainly had seen better times. He consults a doctor who, after a couple of tests, says, "Sorry, but you've overdone it the last 30 years. Your dick is burned out; you only have 30 erections left in your penis."
The man walks home (deeply depressed); his wife is already expecting him at the front door and asks him what the doctor said concerning his problem. He tells her what the doc told him. She says, "Oh no, only 30 times! We shouldn't waste that. We should make a list!"
He replies, "Yes, I already made a list on the way home. Sorry, your name isn't on it."
After a night's sleep, the guy sleeping on the left of the tent wakes up in a cold sweat and tells the others "I had the most horrible nightmare that somebody was trying to pull my dick off!"
The guy sleeping on the right says "Weird! I had the exact same dream!"
The guy sleeping in the middle says "I had a dream that I was skiing ..."