As the national anthem started, the doctor yelled, ''Up nuts!''
And the inmates complied by standing up. After the anthem he yelled, ''Down nuts!'' And they all sat.
After a home run he yelled, ''Cheer nuts!'' And they all broke into applause and cheers.
Thinking things were going very well, he decided to go get a beer and a hot dog, leaving his assistant in charge.
When he returned there was a riot in progress. Finding his assistant, he asked what happened.
The assistant replied, ''Well...everything was fine until some guy walked by and yelled, ''PEANUTS!''