Oh ya... Joyeux Noel!
No wait, that's Merry Christmas in French, a bit late for that...
Bit late to say this but I FEEL LIKE IT!

Happy New Year! (English, duh )
Bonne année! (French)
Anno nuovo felice! (Italian)
幸福な新年！(Japanese)
Glückliches Neujahr! (German)