Line a 9 inch round cake pan with plastic wrap. Place 14 whole cookies around the edge. Crush the remaining cookies. Place all but 1/2 cup on the bottom. Spread with strawberry ice cream. Top with whipped topping and remaining crumbs. Top with chocolate ice cream.
Freeze 4 hours or overnight. Remove from pan by lifting the plastic wrap. Let stand 10 minutes. Top with 1 cup cool whip and drizzle with chocolate sauce.