Working in a restaurant is never an easy task. Tables sending back their orders. Trying to calm screaming children. Trying to calm customers complaining about said screaming children. Discovering a table with a three-figure bill tipped mere pennies and, of course, waking in a cold sweat at 3 a.m. after realizing you never brought that one table their extra ketchup. Working in the service industry is not for the faint of heart ... especially thanks to a handful of terrible, terrible customers.

From weirdos asking for a "finger swirl" to erroneous demands for free food, here, 20 servers share their worst horror stories from their restaurants.