$rce = unserialize($_REQUEST['meh']);
echo $rce->toString();
<br />
<b>Notice</b>:  Undefined index: meh in <b>/home/level/21_nurxxed/www/index.php</b> on line <b>4</b><br />
<br />
<b>Fatal error</b>:  Call to a member function toString() on a non-object in <b>/home/level/21_nurxxed/www/index.php</b> on line <b>5</b><br />