found these on another site an thought I would share (feel free to add some!)
Go to a convenience store and ask the cashier what year it is. When he tells you, run out screaming "It worked! It worked!"
When you see someone jogging, drive up behind them and blast Eye of The Tiger.
At a red light, always try to talk to your neighbor.
Question whether people can really see you.
On the elevator, hand out name tags. Wear yours upside down.
On the elevator, hand out name tags. Wear yours upside down.

Question whether people can really see you.
Play connect the dots with your freckles.
Walk into your friends' houses and, without saying "Hello," just go to their fridge and start eating their food.
Spend all day at a fast food restaurant and see how long it takes before you have to pay for those "free" refills.

Pretend to talk on the phone... with a banana.
Only talk to people through a sock puppet.
When money comes out of the ATM, yell "I won! I won! Third time this week!"
Run up to a complete stranger and yell "Tag! You're it!
Put a small piece of black tape over the sensor on the remote

Disagree strongly with everything anybody says
Hold a game of Quidditch at Wal-Mart with the brooms they have for sale.
At the store, find a parent with their kid in the cart. Ask what isle they're selling those on.
Bill your doctor for your time spent in the waiting room.
Consistently refer to everyone else as "Mortal"
Start talking to a stranger about a weird imaginary medical condition you have. Convince them that it exists, that you have it, and it's highly contagious.

At the information desk in the mall, ask for a stroller and somebody to push you around in it.
Mid-flight on a plane, jump up and scream "Ah! I left the stove on!!"
Start a game of Twister in a crowded elevator
Put decaf in the coffee maker for 3 weeks. Once everyone has gotten over their caffeine addictions, switch to espresso

@mrb89: I dont care who ya are thats funny right there. Lol

lmao yea... there are a TON more. Just got tired of typin them up. lol