Mix together cake mix, eggs, oil and water until blended. Pour in a greased 9x13 dish and bake as directed.
Take the baked cake out of the oven.
Using a wooden spoon or dowel poke holes all over the top of your cake.
Mix together vanilla pudding mix, milk and green food dye. Feel free to add more to adjust the color.
Immediately pour pudding over cooled cake before it sets.
Let sit on counter or place in refrigerator until completely cooled.
Mix together Cool Whip with cocoa powder and spread over top of the cake.
Crush graham crackers and sprinkle over the top of the chocolate whipped topping.
Place candy on top and push worms down into the whip topping.