COMBINE crumbs with melted butter in a 9-inch pie plate. Press onto bottom and sides of pie plate.
PLACE chocolate in medium bowl; set aside. Mix cream, 1/4 cup coffee mix and sugar in small saucepan. Bring just to boil, whisking constantly. Remove from heat.
POUR over chocolate. Let stand 2 minutes; whisk until chocolate is completely melted. Add vanilla; mix well. Pour into prepared crust; cover. Refrigerate at least 4 hours or overnight.
MIX 2 Tbsp. coffee mix with whipped topping. Spread over pie. Refrigerate until ready to serve. Sprinkle with remaining coffee mix just before serving.