Better Than Sex Cake XII

Bake German Chocolate cake mix according to package directions in a 9x13 pan. Cool 5 minutes, then poke holes into the cake with the handle of a wooden spoon. Pour 1 can of sweetened condensed milk over the cake so it runs into the holes. Next pour 1 jar of caramel ice cream topping over the cake. Let cool completely and spread with an 8 oz. container of Cool Whip. Sprinkle 2 crushed Butterfinger bars. Refrigerate.