I also dun have, and I think you type out also cannot:

eh...

i dont have it too!

I guess you just need to type ( xmas # ) where # is between 1 - 4. I don't know if there's 5 or not...

xmas 1

T.T knot ge

with the brackets ()

(xmas 1)

OH!!!

yeah!!!

( xmas4 ) =

wahahaha got it now!

Woot!!! Don't forget xmas1, xmas2, and xmas3, too!!