In the wake of Fringe's shocking third season finale "The Day We Died," a new featurette sees the cast teasing what to expect from season four. We're not sure if Joshua Jackson should be all smiles, considering the reality-bending twists Fringe writers will have to come up with to get Peter Bishop back on the show for the fourth season due out this Fall. Not only that, but he'll have to watch his back now that Lincoln Lee (Seth Gabel) has officially been promoted to series regular. It's been only a few weeks since the shocking events of Fringe 's third season finale "The Day We Died," which saw Jackson's Peter Bishop suddenly fading out of existence after using the machine to tear holes between universes and finally bridge the gap in the parallel universe war (isn't this show great?), but already cast and crew are hard at work at plotting out season four. And don't you worry folks, showrunners Roberto Orci and Alex Kurtzman have as...