Lemonade Pie - Susanna Winston

1 can frozen lemonade
1 can sweetened condensed milk
1 large carton thawed Cool Whip
1 graham cracker crust pie shell

In a bowl, mash lemonade with a fork.  Add condensed milk and Cool Whip.
Mix well and pour into the pie shell.  Garnish with more graham cracker crumbs, or with a sprig of mint and a thin slice of lemon.  Refrigerate.