$ids = explode(" ", [get_post_meta](http://codex.wordpress.org/Function_Reference/get_post_meta)( [get_the_ID](http://codex.wordpress.org/Function_Reference/get_the_ID)(), 'RelatedPosts', true ) );
    $args=array(
            'post__in' => $ids,
            'posts_per_page'=> 20,
            'ignore_sticky_posts'=> 1,
        );