Santa Claus Gone Wild: Before Christmas, Saint Nick Lets Loose

A diver wearing a Santa Claus costume feeds a beluga, or white whale, during a Christmas show at the Hakkeijima Sea Paradise aquarium in Yokohama, suburban Tokyo, on December 17, 2009.

Before Christmas, Santa Clauses are kicking it up a notch and going a little wild. From skydiving to swimming with whales to mass Santa runs, Santa fever is on. We take a look at Jolly Saint Nick going to the extremes.