I thought this was really, really funny:

-Act like a dog, growl at people.
-Announce in a demonic voice: "I must find a more suitable host body."
-Apply dripping red paint around the edge of the roof hatch. When someone enters, look upwards and whisper "I think they want in..."
-Ask each passenger getting on if you can push the button for them. Press the wrong ones.
-Ask everyone what they made for their side dish.
-Ask someone to take your temperature, then turn around and bend over.
-Ask, "did you hear that cable snapping sound?"
-Attempt to hypnotize the other passengers.
-Bet the other passengers you can fit a quarter in your nose.
-Blow spit balls at the ceiling.
-Blow your nose and offer to show the contents of your Kleenex to other passengers.
-Blow your nose on your sleeve.
-Bring a camera, take pictures of everybody in the elevator.
-Bring a chair along.
-Bring easy math flash cards on the elevator and ask the person next to you to help you study them (get them wrong).
-Burp, and then say "mmmm...tasty!"
-Call out, "Group hug!" and enforce it.
-Call the psychic hotline from you cell phone, and ask if they know what floor you're on.
-Carry a blanket and clutch it protectively.
-Challenge people to games of hide-and-seek.
-Clutch your stomach and gasp.
-Collapse on the floor when the elevator goes up, then get up and look embarrassed.
-Collect an elevator tax.
-Count down from 100,000 out loud.
-Crack open your briefcase or purse, and while peering inside ask: "Got enough air in there?"
-Do Tai Chi exercises.
-Draw a little square on the floor with chalk and announce to the other passengers that this is your "personal space."
-Draw a volleyball on the wall of the elevator and insist you have been trapped in there for 3 months. Formally introduce everyone to the volleyball!
-Drop a pen and wait until someone reaches to help pick it up, then scream, "That's mine!"
-Eat jello through a straw.
-Frown and mutter "gotta go, gotta go" then sigh and say "oops!"
-Give each passenger a round of applause as they enter or leave.
-Give each passenger a ticket and remind them that door prize drawing is in half an hour.
-Give people lectures about the periodic table of elements
-Give religious tracts to each passenger.
-Go into extreme detail explaining how you were trapped in an elevator once for two days.
-Greet everyone getting on the elevator with a warm handshake and ask them to call you Admiral.
-Greet everyone with a smile and a handshake, then ignore them.
-Grimace painfully while smacking your forehead and muttering: "Shut up , all of you just shut UP!"
-Guard the button panel so no one can touch it. Growl and bite at anyone's fingers who attept to cross you.
-Have a picnic in the elevator.
-Have a seizure.
-Hold the elevator door open and say you're waiting for your friend. After a while, let the doors close and say, "Hi John, how's your day been?"
-Holler "Chutes away!" whenever the elevator descends.
-Hug yourself.
-Hum the theme from Mission Impossible with yours eyes darting around the elevator.
-Hum the theme to Jeopardy
-If anyone brushes against you, recoil and holler, "Bad touch!"
-If anyone brushes against you, whisper to them "was it good for you too?"
-Introduce yourself as Ochenga-Wangaa The great chief and begin telling stories of your native island.
-Jump up when the elevator reaches a stop.
-Lay down a Twister mat and ask people if they want to play.
-Lean against the button panel.
-Lean over to another passenger and whisper: "Noogie patrol coming!"
-Leave a box between the doors.
-Leave a box in a corner, and when someone gets on, ask if they hear something ticking.
-Lick gummy bears and stick them to things (the walls, the buttons, the passengers, etc.)
-Listen to the elevator walls with a stethoscope.
-Make explosion noises when anyone presses a button.
-Make farm noises.
-Make race car noises when anyone gets on or off.
-Make sure the emergency phone is working.
-Meow occasionally.
-Move your desk in to the elevator, and whenever someone gets on, ask if they have an appointment.
-Mumble autistically about the possibilities of elevator accidents.
-Offer a bite of your fresh tangerine to everyone coming on board.
-Offer name tags to everyone getting on the elevator. Wear yours upside-down.
-On a long ride, sway side to side at the natural frequency of the elevator.
-On the highest floor, hold the door open and demand that it stay open until you hear the penny you dropped down the shaft go "plink" at the bottom.
-Open a lemonade stand.
-Perform the Hamlet soliloquy. When a new passenger enters, start over again.
-Pick your nose.
-Place police tape (CRIME SCENE DO NOT CROSS) on the inside of the doors.
-Play dead.
-Play patty--cake with the door.
-Play the harmonica.
-Pour water on the front of your trousers, so it looks like you have wet yourself, tell everyone who comes in to the elevator, that you had a little accident.
-Preach about the end of the world.
-Pretend to be dead and lie on the elevator floor.
-Pretend you're a flight attendant and review emergency procedures and exits with the passengers
-Pull your gum out of your mouth in long strings.
-Push the buttons and pretend they give you a shock.
-Read a book upside down.
-Recite poetry in monotone.
-Request for people to watch you Riverdance.
-Say "Ding!" at each floor.
-Say "I wonder what all these do" and push the red buttons.
-Say, while holding a paper with OUT OF ORDER written on it, "I wonder why this was glued on the door when I came in."
-Scratch yourself.
-Scribble furiously on a notepad while looking at each passenger. When they try to look, hide the pad.
-Sell Girl Scout cookies.
-Shave.
-Show other passengers a wound and ask if it looks infected.
-Sing "Mary had a little lamb" while continually pushing buttons.
-Sing: "I know a song that gets on everybody's nerve's, everybody's nerves, everybody's nerves, i know a song that gets on everybody's nerves and it goes like this!" to the tune of "camp town lady".....pause.....repeat....continually.
-Stand really close to someone, sniffing them occasionally.
-Stand silent and motionless in the corner, facing the wall, without getting off.
-Stare at another passenger for a while, then announce "You're one of THEM!" and move to the far corner of the elevator.
-Stare at your thumb and say, "I think it's getting larger."
-Stare, grinning, at another passenger for a while, and then announce "I've got new socks on!"
-Start a sing-along.
-Start reciting "Green Eggs and Ham" and ask people what comes next.
-Take a bite of a sandwich and ask another passenger: "Wanna see wha in muh mouf?"
-Tap dance.
-Tell everyone about the hidden rooftop penthouse belonging to the mob.
-Tell everyone about your love life.
-Tell people you can see their aura.
-Tell the passengers Don't worry. The bomb won't go off for at least another two minutes."
-Throw a party in the vator!
-Try to purchase an article of clothing from the person next to you.
-Untie one shoe, then tie the other. Repeat.
-Walk in circles. Change directions when you hit a passenger.
-Walk on with a cooler that says "human head" on the side.
-Wave hands wildly at invisible flies buzzing around your head.
-Wear "X-Ray Specs" and leer suggestively at other passengers.
-Wear a basketball jersey. Show everyone your armpit. Works best if you get a good workout and don't use deodorant.
-Wear a puppet on your hand and talk to other passengers "through" it.
-Wear a Santa suit...in June.
-Wear a ski mask and carry an axe.
-Wear complete SCUBA gear, then offer your buddy hose to the other passengers
-When the elevator doors close, bang on them, screaming let me out!
-When arriving at your floor, grunt and strain to yank the doors open, then act embarrassed when they open by themselves.
-When at least 8 people have boarded, moan from the back: "Oh, not now... motion sickness!"
-When the elevator doors close, announce to the others, "It's okay, don't panic, they'll open again."
-When the doors close pretend you arm got caught in it.
-When the doors open, pretend you did it with your mind.
-When the elevator is silent, look around and ask, "Is that your beeper?"
-When the elevator reaches another passenger's floor, scream and collapse in front of the door.
-When there's only one other person on the elevator, tap them on the shoulder and pretend it wasn't you.
-While the doors are opening, hurriedly whisper, "hide it...quick!" then whistle innocently.
-Whistle the first seven notes of "It's a Small World" incessantly.

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