Read this amusing exchange on a forum recently:

Quote Originally Posted by First Smartarse
It’s I before E except after C. Good stuff, all the same.
Quote Originally Posted by Second Smartarse
That’s weird, it must be a foreign thing, or only before eight or by conscience or if it is sovereign. I could go on in vein, but I neither have the time nor inclination, as I have a surfeit of other things to do. Therefore, I must forfeit this discussion with you, good neighbour.
Anyone else got any good ones?