These are the songs I've got so far. Any further suggestions would be nice, since this is about half a disc. ;)
Eartha Kitt - Santa Baby
Joseph Vincell - Here We Come A-Wassailing
Arrogant Worms - Christmas Hangover
Gefilte Joe and the Fish - Hannukah Rocks
Amy Grant - The Night Before Christmas
Arrogant Worms - Christmas is Almost Here
Arrogant Worms - Christmas Sucks
Arrogant Worms - Dad Threw Up on Christmas
Arrogant Worms - Santa Got Arrested
Arrogant Worms - The Same Christmas Cake
Bing Crosby - White Christmas
Mackenzie Bros - 12 Days
Bob Rivers - The Chimney Song
Bob Rivers - A Visit From Saint Nicholson
Bob Rivers - Chipmunks Roasting on an Open Fire
BR - Twelve Pains of Christmas
BR - Teddy the Red-Nosed Senator
Burl Ives - Holly, Jolly Christmas
Loreena McKennitt - Snow
The Chipmunks - Christmas Don't Be Late
Celtic Christmas (That's an oxymoron for another day...) - Carol of the Bells
BR - I Came Upon a Roadkill Deer
Jingle Cats - Silent Night
Kip Adotta - I Saw Daddy Kissing Santa Claus
David Bowie/Bing Crosby - Peace on Earth/Little Drummer Boy
Elmo & Patsy - Grandma Got Run Over by a Reindeer
John Bon Jovi - Please Come Home for Christmas
Muppets w/ John Denver - 12 Days
Cocteau Twins - Frosty the Snowman
Bill Engvall - Here's Your Sign Christmas
BR - Police Stopped My Car
OJ Simpsons Christmas Carols
Dar Williams - Christians and the Pagans
Darlene Lowe - Marshmallow World
Dean Martin - Baby, It's Cold Outside
I Found the Brains of Santa Claus
Ella Fitzgerald - What are you Doing for New Years, Have Yourself a Merry Little Christmas
Elton John - Step Into Christmas
Elvis Costello - St. Stephen's Day Murders
Enya - Oiche Chiun (Silent Night)
The Great Luke Ski - It's a Fanboy Christmas
Jingle Cats - Carol of the Bells
Jingle Cats Medley
John Lennon - So This is Christmas
Jose Felliciano - Feliz Navidad
You're a Mean One, Mr. Grinch
Pogues - Fairytale of New York
Ronan Keating/Maire Brennan - Fairytale of New York
Rosie/Smash Mouth - I Ain't Getting Nothing for Christmas
Royal Guardsmen - Snoopy's Christmas
Super Mario Sleigh Ride
Joel and the 'Bots - A Patrick Swayze Christmas
The Fools - Rocking in a Christmas New Year
The Kinks - Father Christmas
Weird Al - The Night Santa Went Crazy EGV
The Waitresses - Christmas Wrappings
Tom Lehrer - A Christmas Carol
Tom Waits/Peter Murphy - Christmas Sucks
TSO - Carol of the Bells
Weird Al - Christmas at Ground Zero
Harry Simeone Chorale - The Little Drummer Boy
Mr. Snow Miser/Heat Miser.
J