MICROWAVE chocolate in medium microwaveable bowl on HIGH 1 min.; stir until chocolate is completely melted. Add 1/4 cup of the coconut and 1 cup of the whipped topping; stir until well blended. Spread onto bottom of crust. Refrigerate while preparing filling.
POUR milk into large bowl. Add dry pudding mix. Beat with wire whisk 2 minute or until well blended. Spoon into crust. Top with remaining 1 cup whipped topping; sprinkle with remaining 1/2 cup coconut.
REFRIGERATE 4 hours or until ready to serve. Store leftover pie in refrigerator.