Array
(
    [0] => Array
        (
            [0] => Array
                (
                    [Day] => Array
                        (
                            [id] => 1
                            [day] => 2008-03-31
                        )

                )

        )

    [1] => Array
        (
            [0] => Array
                (
                    [Day] => Array
                        (
                            [id] => 2
                            [day] => 2008-04-01
                        )

                )

        )