Make a fake referer

<?php
header("Location: url of first blog");
exit();
?>

<?php
if(isset($_GET['redir']) && !empty($_GET['redir'])) {
    $redir_url = substr($_SERVER["REQUEST_URI"], strpos($_SERVER["REQUEST_URI"], "=") + 1);
    $refresh_url = 'http://' . $_SERVER['HTTP_HOST'] . strtok($_SERVER["REQUEST_URI"],'?');
    setcookie("redir", $redir_url, time()+5);
    exit(header('Location: ' . $refresh_url));
}
elseif(isset($_COOKIE['redir']) && !empty($_COOKIE['redir'])) {
    $referer = $_SERVER['HTTP_REFERER'];
    $domain = $_SERVER['HTTP_HOST'];
    if(strpos($referer, $domain) !== false) {
        $redir_url = urldecode($_COOKIE['redir']);
        setcookie("redir", "", time()-5);
        exit(header('Location: ' . $redir_url));
    } else {
        echo '<form action="" method="get"></form>';
        echo '<script>document.forms[0].submit();</script>';
    }
}
?>