FXX's original comedy series IT'S ALWAYS SUNNY IN PHILADELPHIA is back for a 12th season featuring everyone's favorite bar owners!The Gang returns to Paddy's Pub with Mac (Rob McElhenney), Dennis (Glenn Howerton), Charlie (Charlie Day), Dee (Kaitlin Olson) and Frank (Danny DeVito).This season, the gang goes to a waterpark, deals with a Wolf Cola PR nightmare, and actually spends a whole day tending bar!IT'S ALWAYS SUNNY IN PHILADELPHIA