Heat oven as directed on cake box. Lightly spray a 9x13" baking pan w/ cooking spray. Mix cake and called for ingredients, ( swapping brewed coffee for water,) in lg bowl. Pour mix into pan, bake as directed on box.
Let cake cool 10 mins. In microwaveable bowl, combine dark chocolate chips and heavy cream. Microwave in 10 second intervals until melted. Stir in 2 tbsp bailey's liquor.
Poke holes in cake w/ rounded tip of wooden spoon, pour chocolate mix over cake. In bowl whisk together 1 box pudding mix and 2 cups milk. Pour over cake, refrigerate cake 1 hr. In bowl, whisk together 1 box pudding mix, 1-1/2 cups milk, remaining bailey's and khalua liquors. Put in refrigerator to set while cake sets. Fold cool whip into pudding mix, spread over cake. Cut and serve. Great with coffee laced with bailey's!!