Jon Snow may have let a massive 'Game of Thrones' spoiler slip out

The month of April will be a fantastic month for entertainment. Not only does Avengers: Endgame launch on April 26th, but Game of Thrones premieres on HBO nearly two weeks before that, and it'll eventually bring an end to the saga. We've already learned a bunch of things about the final season of the show. We know that some episodes will be as long as movies and that one of these episodes will deliver the longest battle scene ever shot on video. But we have no idea what happens or how the show w...