obedience monkey
A person who follows orders like they're on a mission from god. Even when the orders are absurd or completely pointless.
I was told to count every pencil in the room. I did. Even though there were only 10 pencils.
My boss said to stand on one foot for 10 minutes. I did. Even though my foot fell asleep.
The commander told me to sing 'Happy Birthday' to a chair. I did. Even though the chair didn't want to be celebrated.