# Borrow someone’s cell phone and change the language setting to a foreign language.
# Change the language for Google on someone’s computer.
# Leave a note on someone’s car apologizing for an accident that never actually happened.
# Leave cryptic notes warning someone of an impending prank then do nothing all day.
# Rubber band the sprayer on the kitchen sink into the “on” position.
# Tape magnets to the bottom of a cup, put it on the roof of your car and drive around.
# Put food coloring in the hand soap dispenser.