All my nurse friends who work countless hours in the ER can relate to those long shifts where you truly believe that you won't make it through. Add to that the different wild and eventful things that go on in the ER of any major medical center and hospital.
 
"I need a shot of expresso....... to get me through this shi(f)t" ....LOL
The "Shift" as well as the "Sh*t" you are likely to see