Wear a shirt that says “Life.” Hand out lemons on the street corner.

Go into a crowded elevator and say, “I bet you’re all wondering why I gathered you here,” with a straight face. Enjoy their puzzled faces.

Change your name to Simon. Start speaking in third person.

Run into a store, ask what year it is. When someone answers, yell “it worked!” and run out cheering.

Wear a red shirt and khakis and start walking around Target. When people ask you about products, pretend you’re a shy employee, giggle and run away.

Go trick or treating at midnight. Make sure they don’t call the cops, though (especially if you’re 18).

Take out the cream inside an Oreo and replace it with toothpaste. At least their breath with be fresh.

Go to your friends’ phone settings and make it replace certain words to some other word. Enjoy the show.

Pretend you can’t speak English at a fast food drive-thru. I mean, they can’t hang up on you.

Replace your victim’s shampoo with nair. Watch the magic happen.