1. Hide your underwear and socks in your roommate's closet. Accuse him of stealing it.
2. Eat a bag of marshmallows before you go to bed. The next day spray three bottles of whip cream all over your floor. Say you got sick.
3. Hang stuffed animals with nooses from your ceiling. Whenever you walk by them mutter, "You shouldn't have done that to me."
4. Whenever the phone rings, get up and answer the door.
5. Whenever someone knocks, answer the door.
6. insist that you are a vegetarian and protest anytime your roommate eats meat. Then leave "Slim Jim" wrappers on the floor and lie on the bed holding your stomach everytime your roommate walks in. If he asks about the wrappers, say you know nothing about them.
7. Listen to radio static.
8. Unplug everything in the room except for one toaster. Pray to the toaster. Bring it gifts. Throw some of your roommate's possessions out the window. Say the toaster made you do it.
9. Buy a lobster. Pretend to play cards with it. Complain to your roommate that the lobster is making up his own rules.
10. Create an army of animal crackers. Put them through basic training. Set up little checkpoints around the room. Tell your roommate that the camel spotted him in a restricted area and said not to do it again. Ask your roommate to apologize to the camel.
11. Drink lots of lemonade. Talk obnoxiously for hours about how much you love lemonade. Then, one day, paint your face yellow. From then on, complain about how much you hate lemonade.
12. Tell your roommate that your toe hurts, and that means there's going to be an earthquake, soon. While your roommate is out, trash everything on his side of the room. When he returns, explain that the earthquake hit, but only on one side of the room.
13. Buy a McDonald's "Happy Meal" for lunch every day. Eat the straw and napkin. Throw everything else away.
14. Buy a plant. Sleep with it at night. Talk to it. After a few weeks, start to argue with it loudly. Then yell, "I can't live in the same room with you!" Storm out of the room and slam the door. Get rid of the plant but keep the pot. Refuse to discuss the plant ever again.
15. Buy a Jack-In-The-Box. Every day turn the handle until the clown pops out. Scream continuously for twenty minutes.
16.Hang up pictures of chickens all over the room. If your roommate eats eggs, yell at him and call him a cannibal.
17. Buy some knives. Sharpen them every night. While you're doing so, look at your roommate ans mutter, "Soon, soon..."
18. Lock the door while your roommate is out. When he comes back and tries to unlock it yell, "Don't come in, I'm naked!" Keep this up for several hours. When you finally let your roommate in immediately take off all your clothes and ignore your roommate.
19. Pile dirty dishes in your roommate's bed. Insist that you don't know how they got there.
20. Live in the hallway for a month. Afterwards, bring all your stuff back into the room and tell your roommate, "Okay, your turn."