It's only a matter of time before Santas begin to invade our local malls, department stores, and festive gatherings. Before braving the holiday maelstrom that is Christmas 2011, however, verse yourself on how to spot a Sketchy Santa. The first telltale sign, seen above, is in the eyes. Does Santa look particularly angry and spiteful? Dead giveaway. Or in the case below, does Santa appear to be on the end of a 12-hour bender with severe sleep deprivation?