1/4 cup butter, melted
1/2 gallon vanilla ice cream, softened
1 jar (16 ounces) hot fudge ice cream topping, warmed
1 carton (8 ounces) frozen whipped topping, thawed
In a large bowl, combine 3-3/4 cups cookie crumbs and butter. Press into a greased 13x9-in. dish. Spread with ice cream; cover and freeze until set. Drizzle fudge topping over ice cream; cover and freeze until set. Spread with whipped topping; sprinkle with remaining cookie crumbs. Cover and freeze 2 hours or until firm. Remove from the freezer 10 minutes before serving.