
Title: Auld Lang Syne
Used During: Plays on TV in background as Mulder and Scully kiss.
Best known version by: Guy Lombardo
Lyrics
**Still trying to figure out whose rendition was used for this episode. Of course, every adaptation used today is based on the original by Robert Burns, written in the late 1700's. For a little bit of background on the song, go here.

Title: Variation 21 - Canone Alla Settima
Used During: Opening teaser - the elevator music.
Composed By: Bach
Album: Goldberg Variations/ NES Chamber Orchestra

Title: Don't Look Any Further
Used During: Entire episode.
Recorded By: John Hiatt recorded a cover of the song specifically for this ep.
Originally Recorded By: Dennis Edwards
Album: Don't Look Any Further
Lyrics
Title: Sheep Go To Heaven
Used During: It's never played, but "Sheep
go to Heven, Goats go to Hell" (their spelling, not mine) is written on the wall in the prison chapel. Cake happens to be one of Gillian Anderson's favorite bands.
Recorded By: Cake
Album: Prolonging The Magic
Lyrics

Title: God Rest Ye Merry Gentlemen
Used During: Scene at Santa's North Pole Village with Ed Truelove changing into his Santa outfit.
Lyrics

Title: My Weakness
Used During: Teaser and closing scene with the children.
Recorded By: Moby
Album: Play
**I have an idea of what the words to this are, but I can't catch them all. Let me know if anyone's figured them out.

Title: Bad Boys
Used During: The opening credits for "Cops."
Recorded By: Inner Circle
Album: Bad Boys
Lyrics

Title: The Sky Is Broken
Used During: Entire episode.
Recorded By: Moby
Album: Play
Lyrics

Title: I Am The Walrus
Used During: Not played, but part of the song pops up on the Lazarus bowl.
Recorded By: The Beatles
Album: Magical Mystery Tour
Lyrics
Title: Pueblo Nuevo
Used During: The final scene - with the dancing zombies.
Recorded By: Ry Cooder and the Buena Vista Social Club
Album: Buena Vista Social Club

Title: Kansas City
Used During: Plays first at Froggy's Bar and then pops up off and on for the remainder of the episode.
Recorded By: Wilbert Harrison
Album: Kansas City (Collectables)
Lyrics

Title: I Dream Of Jeannie Theme Song
Used During: Mulder's attempt to explain to Leslie what a jinni is.
Title: I'm Alright
Used During: Scene with Mulder and Scully watching Caddyshack.
Recorded By: Kenny Loggins
Album: Yesterday, Today, Tomorrow...
Lyrics
ALSO - I'm asking for yet more help in identifying a song. The opening teaser of Hungry featured a snippet of a song in the background. If you know what it is, please let me know. Thanks!