function getLastFM($url) {
    $curl = curl_init();

    curl_setopt($curl , CURLOPT_HEADER, 0);
    curl_setopt($curl , CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($curl , CURLOPT_URL, $url);

    $content = curl_exec($curl );
    curl_close($curl );

    return $content;
}

$content = getLastFM('http://www.last.fm/user/robinpr_eu/now');