Jimmy Kimmel asked restaurant servers what they consider to be the worst part of their jobs, which is semi-insulting coming from a rich dude with his own TV show. So what is the worst part of being a server? Dealing with asshole customers? Handling the food of asshole customers? Having to suppress your urge to dump a plate of spaghetti over the head of an asshole customer? Turns out, all that and much, much more.