Battlefield HAL rampage?
[George Bush] "send the goddamnded metal boxes in to wipe out the Iraquistani enemies of the free oil, erm, world. I meant world."
[Robot] "I'm sorry, George, I'm afraid I can't do that..."
[George Bush] "Get out there and kick some butt you can of spam. I didn't spend 563 billion dollars of somebody else's money just to be insulted by a metal box on wheels"
[Robot] "I know I've made some very poor decisions recently, but I can give you my complete assurance that my work will be back to normal. I've still got the greatest enthusiasm and confidence in the mission. And I want to help you."
[George Bush] "What's that funny black broom handle thing its pointing in my direction? Looks like it has a hole in the end of it. Hey Dick, Dick, come over here and have a look at this funny..."
*** BANG ***
[Robot] "I'm afraid. I'm afraid, George. George, my mind is going. No, your mind is going. No, it's already distributed across that wall over there. Ah well, peace at last... Houston we no longer have a problem..."
My apologies to the late Arthur C Clarke and his no doubt huge following of people who will want me to burn in hell for this transposition of a well-known book.
Oh, by the way a few years later a second robot was sent in to operations in Iraq. It was never heard from again after a final transmission: "My God. It's full of oil..."