Seriously, what the fuck is wrong with you people? It's like you all want to be the one who bends over the most for Corporate America (Plecostomus's rationale I can understand - and those who fear the sack).
Do you think your company would give a fuck if you dropped dead at the end of that 24 hour shift?
If you don't work, you don't eat. However, most people don't keep enough savings so they can tell the boss to "shove it" and then walk out the door.
No, in my example I was in the military. You do as your told due to mission needs.