The Heathen's Guide to Christmas: A Field Manual for the War on Christmas.

From the Virgin Birth to boughs of Holly; Christmas lights to Santa's evil origins, 'The Heathen's Guide to Christmas brings you the actual, historical origins of this supposed Christian holiday, all in a convenient reference-format that makes ruining Christmas as easy as mincemeat pie.
This is the book you want in-hand when family and friends try to get you into the 'Christmas Spirit'. Makes the Perfect Xmas gift for the Atheist on your list!!