Plant a grass garden in your coworker’s keyboard
Install an airhorn as a door wall protector
Turn their windshield wipers into a rainbow paintbrush
Offer them some water in an original way
Pull the zip-tie, throw it, and run!
Give them an office technology upgrade
Create an infinite loop of shopping carts around their car
Become a seat and watch people’s reactions
Paint soap with clear nail polish and leave it in the shower
Infest their office with (fake) rats
Attach an airhorn to their seat
Make their worst nightmare a grim reality
Ruin the flavor of every Pringles piece like this little girl did:
Give their hands some surprise lubrication
Tell someone he’s self-absorbed
Make their Oreos taste minty fresh (make sure the toothpaste is edible*)
Make sure they read the morning newspaper
Throw them a surprise balloon party
Give their car a bright new paint job (with sticky notes)
Introduce them to mayonnaise-filled donuts
Leave them a big, soggy brown present
Dip cotton balls in water and leave them to freeze overnight
Delight their taste buds with caramel onions
Make sure their car is nice and safe with packing cling wrap
Offer them a cup of water (or two or several thousand)
Serve them some delicious Jello right at (and on and in) their work desk