The same "I Want To Believe" UFO poster that Mulder has had in his office since the pilot of The X-Files is hanging on the wall in the book store.
Kitty: I will meet you upstairs.
Edward: The hell you will. (Grabs Kitty, bending her over to kiss her.)
Kitty: Edward, your back!
Edward: Damn right, I'm back!
Greg: Dharma, it is not science. Look, I can deal with aromatherapy and astrology and I'm willing to take a wait-and-see position on reincarnation, but come on! I mean, UFOs? Those are for people in pickup trucks on dirt roads that, you know, "done seen it" with their own two eyes!
This episode's end titles has Chuck Lorre's Vanity Card #103.
"The Truth is Out There" is the tag line to the tv show "The X Files."