Show Twitter Followers does what its name says-display your twitter followers in a sidebar as a widget. There is no need for a password. This is inspired by Twitter Fanshowever Show Twitter Followers uses caching to keep the information of your present followers. Twitter places a limit on the number of API requests you can make in an hour so Show Twitter Followers keeps the data in the database which is updated hourly. The maximum number of followers that you can show is 30.
*Show Twitter Followers requires PHP5! *JQuery 1.4.4 and higher *WordPress 3.0 or higher
Check the sidebar on your right. That widget with Faces of followers is Show Twitter Fans!