Wp Editor on Metabox - attempt 3

add_action("admin_head","myplugin_load_tiny_mce2");

function myplugin_load_tiny_mce2() {
wp_editor($meta_additional, 'name_goes_here', array(
                                        'wpautop'               =>      true,
                                        'media_buttons' =>      false,
                                        'textarea_name' =>      'att_meta_bio',
                                        'textarea_rows' =>      10,
                                        'teeny'                 =>      true
                                ));
 }