mrw4n

function allow_future_posts($posts) {
	global $wp_query, $wpdb;

	if (is_single() && $wp_query->post_count == 0) {
		$posts = $wpdb->get_results($wp_query->request);
	}

	return $posts;
}
add_filter('the_posts', 'allow_future_posts');

mrw4n

function show_days($days = array()) {
	$days_array = array(
		1 => 'Saturday',
		2 => 'Sunday',
		3 => 'Monday',
		4 => 'Tuesday',
		5 => 'Wednesday',
		6 => 'Thursday',
		7 => 'Friday',
	);