So this guy gets sent to prison for the first time. And he's in line for lunch and one of the inmates shouts out "NUMBER 22!" and the whole cafeteria breaks out into laughter. So the new guy asks the person next to him what the heck that was all about.

"Well you see, between us all, we only know a certain number of jokes. And we've all told them to each other so many times that we just assigned them all numbers to save us the trouble of telling them."

Now, naturally, the new guy wants to f