Claim you were a Christmas tree in your former life. If s/he tries to bring
one into the room, scream bloody murder and thrash on the floor.

Go to the mall with your roommate and sit on Santa's lap. Refuse to move.

Wear a Santa suit all the time. Deny you're wearing it.

Sit in a corner in the fetal position rocking back and forth chanting, "Santa
Claus is coming to town, Santa Claus is coming to town..."

Hang mistletoe in the doorway. When your roommate enters or leaves the room,
plant a wet one on his/her lips.

Hang a stocking with your roommates name on it. Put coal and sharp objects in
it. If s/he asks, say, "You've been very naughty his year."

Paint your nose red and wear antlers. Constantly complain about how you never
get to join in on the reindeer games.

Make conversation out of Christmas carols. (for example: "You know, I saw
mommy kissing Santa Claus underneath the mistletoe last night.")

Wrap yourself in Christmas lights and roll around in the snow.

Sing: "All I want for Christmas is your two front teeth..."

Give your roommate the gifts from the twelve days of Christmas song.

Build a snow person with your roommate and place a hat on its head. When it
doesn't come to life, cry hysterically: "It didn't work!"

Tear down all your roommate's Christmas decorations yelling, "Bah Humbug!"

Tell your roommate you're moving out because Santa's buying you a house on
34th Street.

Pin a poinsettia to your lapel.

Put on a fake white beard and insist that all your roommate's friends, "Give
it a yank."

Ring jingle bells maniacally saying, "every time a bell rings an angel gets
his wings."

Stand in front of the mirror in your underwear reciting, "How the Grinch Stole
Christmas" over and over.

Watch your roommate when s/he is sleeping. When s/he wakes up, sing, "He sees
you when you're sleeping..."

When your roommate goes to the bathroom, rearrange his/her possessions. Tell
him/her that Santa's elves must have done it.

Take some miniature marshmallows and put them in a little baggie. Attach a
note to the bag that has a picture of a snow man and this poem: "You have been
naughty, and here's the scoop: All you get is the snowman's poop!"