Novation (Fringe)
"Novation" is the fifth episode of the fourth season of the Fox science fiction drama television series Fringe, and the series' 70th episode overall. In the episode, the Fringe team of the alternate timeline deal with the ramifications of Peter Bishop's return. The episode was co-written by J.R. Orci and Graham Roland, while Paul Holahan served as the director. It first aired on November 4, 2011 in the United States to an estimated 3.28 million viewers.