The whole world celebrates Christmas!

Just for fun -- How different countries say "Merry Christmas!"

Albanian:Gezur Krislinjden
Arabic: Milad Majid
Argentine: Feliz Navidad (Spanish)
Bahasa Malaysia: Selamat Hari Natal
Bengali: Shuvo Naba Barsha
Bosnian: (BOSANSKI) Cestit Bozic i Sretna Nova godina
Brazilian: Feliz Natal
Catalan: Bon Nadal i un Bon Any Nou!
Chile: Feliz Navidad (Spanish)
Chinese: (Cantonese) Gun Tso Sun Tan'Gung Haw Sun
Chinese: (Mandarin) Kung His Hsin Nien bing Chu Shen Tan
Czech: Prejeme Vam Vesele Vanoce a stastny Novy Rok
Danish: Glædelig Jul
Dutch: Vrolijk Kerstfeest en een Gelukkig Nieuwjaar! or Zalig Kerstfeast
English: Merry Christmas
Eskimo: (inupik) Jutdlime pivdluarit ukiortame pivdluaritlo!
Farsi: Cristmas-e-shoma mobarak bashad
French: Joyeux Noel
German: Fröhliche Weihnachten!
Hawaiian: Mele Kalikimaka
Hebrew: Mo'adim Lesimkha. Chena tova
Iraqi: Idah Saidan Wa Sanah Jadidah
Italian: Buone Feste Natalizie
Japanese: Shinnen omedeto. Kurisumasu Omedeto
Korean: Sung Tan Chuk Ha
Maori: Meri Kirihimete
Pennsylvania German: En frehlicher Grischtdaag un en hallich Nei Yaahr!
Peru: Feliz Navidad y un Venturoso Año Nuevo
Polish: Wesolych Swiat Bozego Narodzenia or Boze Narodzenie
Russian: Pozdrevlyayu s prazdnikom Rozhdestva is Novim Godom
Singhalese: Subha nath thalak Vewa. Subha Aluth Awrudhak Vewa
Spanish: Feliz Navidad
Thai: Sawadee Pee Mai or souksan wan Christmas
Turkish: Noeliniz Ve Yeni Yiliniz Kutlu Olsun
Vietnamese: Chuc Mung Giang Sinh

Source: http://www.kiddyhouse.com/Christmas/