Unscramble for January

Srxplib, wrxplib, wlxp
Gsv nlfhv izm fk gsv xolxp,
Gsv xolxp hgifxp lmv,
Gsv nlfhv izm wldm!
Srxplib, wrxplib, wlxp.

Hint

l = o
g = t
s = h


Good luck!