I don't encourage graffiti-painting buildings without being employed to do so. But there is some funny graffiti out there.
A huge billboard says, "This year thousands of men will die from stubbornness." Below is spray-painted, "No we won't."
Below a sign, "In case of fire, do not use elevator," someone spray-painted "Use water."
In large letters on a plywood divider it says, "Bill posters will be prosecuted." Below, it says, "Bill Posters is an innocent man."
On the back of a broken down park bench is sprayed, "Chuck Norris sat here." And, "On this spot on New Year's Day 2000 nothing happened....