Biker Krampus by Wonman Kim, who has various items on sale at Zazzle.
Rosemary's Chimney from a Christmas-themed Worth 1000 contest. Via.
Big Daddy-esque Santa by Robert John Wildhack. Via these fine sites.
Darth Klaus and his AT-AT by Maciek Blaźniak.
Lego midlife crisis Santa by Lino M.
Christmas wishes from Bernie Wrightson and Dark Horse Comics.
Christmas wishes from Cool Surface.
Desaturated Santa for Santacon 2009. Via.
*Previously: Low-res makeup; Lichtenstein makeup.
*Buy snowglobes at eBay.