You can get some sample codes for Services_Twitter with OAuth from php doc, but it’s not a complete code. I rewrote some parts. <?php if (isset($_GET['clear'])) { // sometimes you need to clear session, just access ?clear=1 session_start(); $_SESSION = array(); session_destroy(); die('session has been cleared.'); } define('CONSUMER_KEY', '***'); define('CONSUMER_SECRET', '***'); require_once 'Serv