Fringe to X-Files
1) In the Fringe episode, "A New Day In The Old Town", Boyle is questioned by a Congressional board. The chairman talks about "The old X-designation"and the "Fringe investigation".
2) In the same episode "The X-Files" can also be seen playing on the TV in the background in the episode where the shape-shifter is shown to kill his first victim.
2) In the same episode "The X-Files" can also be seen playing on the TV in the background in the episode where the shape-shifter is shown to kill his first victim.