<?php
$usuario = 'rogerim';
$youTube_UserFeedURL = 'http://gdata.youtube.com/feeds/base/users/%s/uploads?orderby=updated&v=2';
$cURL = curl_init(sprintf($youTube_UserFeedURL, $usuario));
curl_setopt($cURL, CURLOPT_RETURNTRANSFER, true);
curl_setopt($cURL, CURLOPT_FOLLOWLOCATION, true);
$resultado = curl_exec($cURL);
curl_close($cURL);
$xml = new SimpleXMLElement($resultado);
$videos = array();
foreach ($xml->entry AS $video) {
    $url = (string)$video->link['href'];
    parse_str(parse_url($url, PHP_URL_QUERY), $params);
    $id = $params['v'];
    $videos[] = array(
        'id' => $id,
        'titulo' => (string)$video->title,
        'thumbnail' => 'http://i' . rand(1, 4) .'.ytimg.com/vi/'. $id .'/hqdefault.jpg',
        'url' => $url
    );
}
?>
<h1>Meus Vídeos</h1>

<ul>
    <?php foreach ($videos AS $video) { ?>
    <li>
        <a href="<?php echo $video['url'] ?>" title="<?php echo $video['titulo'] ?>"><img src="<?php echo $video['thumbnail'] ?>" alt="<?php echo $video['titulo'] ?>" width="150" /></a>
    </li>
    <?php } ?>
</ul>