Thialand
Russia.
In Russia.
China
We say Merry Christmas or Happy Christmas
Sheng Tan Kuai Lou is English for Merry Christmas in Mandarin. The country where Mandarin is spoken widely is China.
Joyeux Noël.
Feliz Navidad
Joyeux Nöel!
Scrooge initially replied with "Bah, humbug!" whenever someone said "Merry Christmas."
The link has a pretty complete list of how "Merry Christmas" is said in different parts of the world.
Frohe Weihnachten... merry Christmas
4 times because i counted it every time i said it.