I know, it is a bit of a PA-ish 'What's Your Favourite Colour' topic, but I would have started a thread like this on PA1, if I'd thought of it, so why not here?
Wait a minute... there actually was a thread like this one. Or was there? Never mind. Can't be bothered to find out.
Birth sign: VIRGO
That's EARTH & FIRE.
My Chinese sign is PIG