[Porsche-O-Phile]

"That a metal plate in your head, sir?"

"Why yes, I got it put in back in 'nam when I got hit by some shrapnel from a nearby grenade fighting for my country"

"Well sir, you're going to have to remove it, we have reason to believe it might be made of plutonium and therefore a threat to national security. This won't hurt a bit. . ."