n n n Mix together the cake mix using the directions on the box. Typically it calls for water, butter, and eggs -- but instead of using water, use milk. Bake in a 9 x 13 pan according to box directions.n n n n Once baked, allow to cool slightly, then using the end of a wooden spoon, poke holes all over the cake and allow to cool a little more.n n n n Prepare one package of banana pudding with 3 cups of milk, then pour over the cake, allowing to seep into the holes. Chill the cake for about 15 minutes.n n n n Prepare one package of banana pudding with 2 cups of milk and 2 cups of whipped topping. Allow to thicken.n n n n Remove the cake from the fridge and cover the entire cake with sliced bananas.n n n n Spread the pudding and whipped topping mixture over the entire cake like icing.n n n n Then cover with a layer of whipped topping and garnish with vanilla wafers.n nn