'Game Of Thrones' Eyes Season 7 For End; When Will The HBO Series Call It Quits?

Usually, when people are talking about HBO's "Game of Thrones," the conversation drifts toward when their fan-favorite characters will meet their end, but when will the show itself call it quits? Well, it looks like fans will have a little more warning than they would get for a character's death. In fact, HBO and the show producers are already planning for the inevitable end of the hit series.