Language spoken in Greece
—The language that spoken in Greece
is Greek
This is how you say merry Christmas in Greek Καλά
Χριστούγεννα (Kalá Christoúgenna.
http://translate.google.ca/translate_t?hl=en&biw=1024&bih=571&bav=on.2,or.r_gc.r_pw.&bvm=bv.1354675689,d.dmQ&bpcl=39650382&wrapid=tlif135532720824910&q=merry+christmas&um=1&ie=UTF-8&sl=en&tl=el&sa=X&ei=EKfIUKDOOeqW0QGSv4DIDA&ved=0CC4QrgYwAA