This follow-up to last season's "Peter" flashback episode revisits a poignant period of time for both the Bishops and Olivia. Written by
Did You Know?
The glyphs for this episode spell out: SWITCH See more
In a previous episode when Walter was watching the video where Olivia had set the room on fire they stated that she was three. In Subject 13 when the incident occurs she's clearly older. See more
This episode opens with the 1980's style credits. See more
Fringe Main Title (80's Mix From Season 2 Episode 16)
Written by J.J. Abrams See more