KILLER CREAMY COCONUT PIE

INGREDIENTS :

1 graham cracker crust (9 inches)
1-1/2 boxes of instant vanilla pie filling (5.1oz boxes, approx. 7.5oz. for recipe)
1 tub of frozen whipped topping (8 ounces), thawed
1/2 cup sweetened shredded coconut
1 teaspoon vanilla flavoring / extract
2-3/4 cups cold milk
Additional shredded coconut, toasted