Email Notification for Comments

EmailNotificationForComments.php

<?php // remove before copy / paste

add_action('wp_insert_comment', 'email_notifications_for_comments', 99, 2);
function email_notifications_for_comments($comment_id, $comment_object) {

    if ( ( $comment_object->comment_approved == 1 ) && ($comment_object->comment_parent > 0 ) ) {

        $comment_parent = get_comment($comment_object->comment_parent);

        $subject = '['.get_bloginfo().'] '.__('Comment Notification');

        $body = sprintf(__('Hi %s,<br><br>%s YOUR TEXT HERE &#x2794;<br>%s<br><br>
        The comment: <br>%s<br><br>
        Reply by clicking on this link &#x2794;<br>%s'), $comment_parent->comment_author, $comment_object->comment_author, '<a href="'.get_permalink($comment_parent->comment_post_ID).'">'.get_the_title($comment_parent->comment_post_ID).'</a>', $comment_object->comment_content, '<a href="'.get_comment_link($comment_object->comment_ID).'">'.get_comment_link($comment_object->comment_ID).'</a>');

        $headers[] = 'From: '.get_bloginfo().' <'.get_option('admin_email').'>';
        $headers[] = 'Content-Type: text/html; charset=UTF-8';

        wp_mail( $comment_parent->comment_author.' <'.$comment_parent->comment_author_email.'>', $subject, $body, $headers );
    }
}

hmmm... in my case it doesn't do that