Butterfinger Pie

INGREDIENTS :
6 (2 1/8 ounce) butterfinger candy bars, crushed
1 (8 ounce) package cream cheese
1 (12 ounce) carton Cool Whip
1 graham cracker crust

Preparation:
1 Mix first three ingredients together.
2 Put it in pie crust.
3 Chill.
4 If desired, cover with crushed Butterfingers