Wordpress Random Comment

wp_random_comment.php

// setup everything
<?php
	function get_random_comment($ID = 0) {
		if( $ID == 0 ) {
			global $post;
			$ID = $post->ID;
		}
		global $wpdb;
		return $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_approved = '1' AND comment_ID > 9 ORDER BY RAND() LIMIT 1", $ID));
	}

	function setup_random_comment($ID = 0) {
		global $comment;
		$comment = get_random_comment($ID);
	}
?>





// display comments

<?php 
	query_posts('page_id=231'); 
	if (have_posts()) : while (have_posts()) : the_post(); 
	setup_random_comment();
?>

<p>
	<?php comment_text_rss(); ?>
</p>

<?php endwhile; endif; wp_reset_query(); ?>