Pumpkin Mousse Pie
["1 (4 serving size) pkg. Jell-O vanilla pudding and pie filling", "3/4 c. cold milk", "1/2 c. solid pack pumpkin", "3/4 tsp. pumpkin pie spice", "3 1/2 c. Cool Whip, thawed", "1 baked 9-inch pie shell, cooled"]
["Prepare pie filling mix as directed on package with 3/4 cup milk.", "Blend in pumpkin, spice and 2 cups whipped topping. Spoon into pie shell. Chill at least 4 hours.", "Spread with remaining whipped topping. Store leftover pie in refrigerator."]
["cold milk", "solid pack pumpkin", "pumpkin pie spice", "pie shell"]