[elcid1970]

When I was a college freshman, my roommate painted it on commode seats, which were black, in a bathroom that was for upperclassmen only. One night it paid off with a muffled bang and a scream of “Those little bastards!!”

;^)

[PA Engineer]

Ours was a certain professor at a “prestigious” engineering school in Pittsburgh. He was a jerk and would always slam his office door. Snicker.