Posts ramdomicos com get_posts

<li><h2>Random Post</h2> <ul> <?php $posts = get_posts('orderby=rand&numberposts=5'); foreach($posts as $post) { ?> <li><a href="<?php the_permalink(); ?>" title="<?php the_title(); ?>"><?php the_title(); ?></a> </li> <?php } ?> </ul> </li>