"WordTwit Pro is a WordPress plugin which adds
powerful, easy-to-use Twitter features to WordPress.
Publish tweets about your new posts to Twitter account(s)
Pro adds a new widget in the WordPress admin to provide
Twitter publishing features for each post. It also adds
its own admin options, accounts and tweet log settings
There's nothing out there for WordPress like WordTwit
Pro — once its Twitter publishing tools are added to
your WordPress website you'll instantly think "How did I
live without this before...?"