Oreo cookies (3 row pkg.)
1 stick melted butter
1/2 gal. vanilla ice cream
Sm. container Cool Whip
Chocolate syrup

Crush Oreo cookies (reserve about 1/2 cup of topping). Mix crushed cookies with melted butter and press into a 9x13 inch pan. Slice ice cream and lay on top of cookies. Cover with Cool Whip. Drizzle with chocolate syrup. Sprinkle 1/2 cup crushed cookies on top.