Missing Controller

Error: Refer-a-friend.phpController could not be found.

Error: Create the class Refer-a-friend.phpController below in file: app\controllers\refer-a-friend.php_controller.php

<?php
class Refer-a-friend.phpController extends AppController {

	var $name = 'Refer-a-friend.php';
}
?>

Notice: If you want to customize this error message, create app\views\errors\missing_controller.ctp