Adjust the tint on your TV so that all the people are green, and insist to others that you like it that way

Drum on every available surface.

Remove every line of someone's .newsrc file except the entry for alt.sex.fetish.hamster.duct-tape.

Sing the Batman theme incessantly.

Staple papers in the middle of the page.

Ask 800 operators for dates.

Produce a rental video consisting entirely of dire FBI copy warnings.

Sew anti-theft detector strips into people's backpacks.

Hide dairy products in inaccessible places.

Write the surprise ending to a novel on its first page.

Specify that your drive-through order is to go

Set alarms for random times.

Learn Morse code, and have conversations with friends in public consisting entirely of Beeeep Bip Bip Beeeep Bip...

Buy large quantities of mint dental floss just to lick the flavor off.

Order a side of pork rinds with your filet mignon.

Instead of Gallo, serve Night Train next Thanksgiving.

Leave your Nine Inch Nails tape in Great Uncle Ed's stereo, with the volume properly adjusted.

Publicly investigate just how slowly you can make a croaking noise.

Honk and wave to strangers.

Dress only in clothes colored Hunter's Orange.

Change channels five minutes before the end of every show.

Tape pieces of Sweating to the Oldies over climactic parts of rental movies.

Wear your pants backwards.

Decline to be seated at a restaurant, and simply eat their complementary mints by the cash register.

Begin all your sentences with ooh la la!

Rouse your roommates from slumber each morning with Lou Reed's Metal Machine Music

Leave someone's printer in compressed-italic-cyrillic-landscape mode.

ONLY TYPE IN UPPERCASE.

only type in lowercase dont use any punctuation either

Buy a large quantity of orange traffic cones and reroute whole streets.

Pay for your dinner with pennies.

Tie jingle bells to all your clothes.

Repeat everything someone says, as a question.

Write X - BURIED TREASURE in random spots on all of someone's roadmaps.

Inform everyone you meet of your personal Kennedy assassination/UFO/OJ Simpson conspiracy theories.

Repeat the following conversation a dozen times: Do you hear that? What? yes ,Never mind, it's gone now.

Light road flares on a birthday cake.

Leave tips in Bolivian currency.

Demand that everyone address you as Conquistador

At the laundromat, use one dryer for each of your socks.

When Christmas caroling, sing Jingle Bells, Batman smells until physically restrained.

Wear a cape that says Magnificent One

As much as possible, skip rather than walk.

Stand over someone's shoulder, mumbling, as they read.

Finish the 99 bottles of beer song.

Leave your turn signal on for fifty miles.

Pretend your mouse is a CB radio, and talk to it.

Try playing the William Tell Overture by tapping on the bottom of your chin. When nearly done, announce no, wait, I messed it up, and repeat.

Drive half a block.

Name your dog, Dog.

Inform others that they exist only in your imagination.

Ask people what gender they are.

Reply to everything someone says with that's what YOU think.

Lick the filling out of all the Oreos, and place the cookie parts back the tray.

Cultivate a Norwegian accent. If Norwegian, affect a Southern Drawl.

Forget the punchline to a long joke, but assure the listener it was a real hoot

Routinely handcuff yourself to furniture, informing the curious that you don't want to fall off in case the big one comes.

Follow a few paces behind someone, spraying everything they touch with a can of Lysol.

Deliberately hum songs that will remain lodged in co-workers' brains, such as Feliz Navidad, or the Mr. Rogers theme song, or the Gilligan Island Theme (Beverly Hillbillys works too).