Simple twitter module recommendation
You should use the Twitter module.


  This module provides API integration with the Twitter microblogging service. Out of the box, it allows users to:
  
  
  Associate one or more Twitter accounts with their Drupal user account
  List tweets in different ways thanks to Views
  Post to their own Twitter account or a site-wide Twitter account whenever they create new content or based on Drupal Actions or Rules
  Log in to your Drupal site via Twitter
  Format twitter @usernames and #hashtags as links to Twitter.com