Lemon Icebox Pie

1 graham cracker pie crust, 9 inch
14 ounces sweetened condensed milk
3 egg yolks
3 ounces lemon juice
4 ounces cool whip Lite
14 vanilla wafer cookies

Combine milk, yolks and lemon juice with wire whip. Pour into pie shell. Arrange vanilla wafers around pie pushing into the filling so only 1/2 the wafer is showing. Spread cool whip over top evenly, and cover with plastic wrap. Put in freezer at least 2 hrs. Serve very cold.