Result:

Name Christian Heilmann
Location London, UK
Web http://wait-till-...
Bio YDN evangelist - all things web, writing and working together. Slides and Videos at http://icant.co.uk

Source:

  $url = 'http://twitter.com/codepo8';
  $ch = curl_init(); 
  curl_setopt($ch, CURLOPT_URL, $url); 
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); 
  $output = curl_exec($ch); 
  curl_close($ch);
  $output = preg_replace('/.*(<div id="profile"[^>]+>)/msi','$1',$output);
  $output = preg_replace('/<hr.>.*/msi','',$output);
  echo $output;