[spelling] Olly says, "Why do I spell 'grey' with an 'e'?"
[spelling] Olly says, "Americans are supposed to spell it with an 'a', I think."
[spelling] Allen says, "gray is slightly more common in the US than grey, but they're both common"
[spelling] jenrexrode says, "if I like the thing that is grey, then I use grey. If I don't like it, I use gray."
[spelling] boucher says, "And the less said about greigh things, the better."