Must have been a wedding party got eaten by Zed, right in the house of God. Bride, groom, the proud parents, even a flower girl, all torn to pieces. I'll never forget that image. +5 Happiness
That moment when your soldiers reach the end of the opponent's territory and the opponent spawns a bunch of riflemen. Of course, your forces will get mixed up, and when your soldiers shoot straight forward it kills an enemy behind them.
Officer: Alright, squadron, now shoot at the Germans right in front of you!
Soldier: Can't do that, sir, I have to shoot at the enemies in the lane farthest from mine.
OK, this was probably really horrible of me, but I sent the guy who tried to create the Church of the Chosen Ones on a suicidal mission into an unscouted park with a 67% chance of death. He never came out.
"I found a dog in the farm today. He didn't seem afraid of me at all, and after I fed him some jerky he followed me around all day. I think I'll name him Barfolemew." -Barfolemew
Well, that's humble.