(Boy, I haven't done a KOOKY posting in a while...)
Can you spot the difference?
And more importantly, do you really care?
Well someone does care, because they got really upset about it, and they want them all changed.
Welcome to my world.
(They wanted the one with the "a" in it, British spelling and all. And it seems that Blogger spell check is an equal opportunist, it recognizes neither).