Wow!! The comments are GREAT!! And very creative; full of potentially useful tips:
Fun fact, shitty cheap baloney on a sunny day if left on a paint job will strip car paint... you can even cut it into shapes, or letters before placing it.
I had no idea!
if you want to go nuclear. surstromming. limburger is asctually tasty. surstromming is like uncontrollable vomiting for 24 hours in a nice can.
Or...
Clear crayon, write on the back glass. Nobody is gonna notice it when it’s dry, then one day it rains and you’ve got 50 dicks on your rear windshield
So playful!
At a restaurant I used to work at we were always fucking around. One day we had skinned some salmon and we put a long strip of it on a coworker's windshield. It was summer and he didn't see it for a full day of it sitting in the direct sun. It baked it onto his windshield so bad even razorblades couldn't get it off there. We ended up chipping in to buy him a new windshield.
And...
Did you know you can buy fox urine in many hunting stores?
I didn't.
God, I genuinely love how petty and passive-aggressive this city is.