AHAHA DUDE I KNOW, but if they would have pronounced it the OTHER way, IT WOULDN'T MAKE A LICK OF SENSE TO US COMMON FOLKS. Which is why they haven't done fae (though, HEH, HEH HEH HEH I WOULD ABSOLUTELY KILL TO SEE IT) because pronouncing Sidhe would throw everyone WAY off, ahaha.

HOMG CASTIEL. I CAN'T BELIEVE I'M SO ENAMOURED WITH THIS DUDE. ♥!!