In the new key art, Sunny‘s Charlie Day, Rob McElhenney, Danny DeVito and Kaitlin Olson are pictured, in slasher-flick style, running terrified from a secluded cabin. In the background ...

Before we get into it, a little background: "Sunny" tears down sitcom conventions ... of every aspect of sudden weight gain gets very graphic. To gain the weight, you ate five 1,000-calorie ...