Preparing the Church for Christmas

How do I, a minister of the Gospel, having my roots in the Reformation (in particular the Reformation under John Calvin) prepare my congregation for the celebration of Christmas?  At first I felt that such a question placed me in somewhat an awkward position; especially considering that John Calvin among other prominent Reformers encouraged a rejection of Christmas along with all the other holy days sanctioned and celebrated by the Roman Catholic Church.  Now, here I am being asked, how do I...