Skydiving

He finally got the money and the nerve and he took the course and he went up in the airplane for his first jump. 

He leaps out into the sky and remembering his lessons he counts to five and pulls the rip cord. Nothing happens. 

He pulls it again. Again nothing happens. He panics and starts yanking on that rip cord as hard and as fast as he can. Right about that time he passes this little old lady going straight up. "Excuse me!" he calls out. "Do you know anything about parachutes?" She calls back, "Nope, sorry! Do you know anything about gas stoves?'