Worst first Day/ Worst Job

I'll let some others post before I relate my story, but I'm curious as to some of the horror stories people have had on the first day of a new job. Or just stories of what their worst jobs have been in general. Whether you were a pizza delivery boy, urinal cake dispenser, or English teacher in Japan, now's your chance to share with the world the misery and strife you've been bottling up all these years.

Have at it: