In an effort to find a way home, Peter journeys to the Other Side to confront Walternate. His venture proves more dangerous than expected. Meanwhile, Olivia receives a dire premonition from an Observer.
original airdate--January 13,2012 rating-2.89 million
songs -- "Theme song by JJ Abrams
Gylph code spells--JONES
Walters Food Fetish-- (in Peter's dreamscape): Chocolate Chip and Banana Pancakes; or Pastries
Observer Sighting--The Observer appears in the Brooklyn Opera House in this universe with a dire warning for Olivia. He disappears when Olivia turns to gather her things to take him to the hospital and treat the bloody wound in his chest.