Fanpage Connect is the WordPress plugin that allows you to create an administer your Facebook fan pages directly from WordPress.
Now you can power your Facebook Fan Page with your WordPress blog. In ONE click.
Leverage the world’s most powerful blog engine and the social behemoth that is Facebook to maximize your business or brand’s exposure!
Give your Fan Page the look and functionality that WordPress offers without all the friggin’ coding.
No clunky "FBML", no hand coding, and no development experience required. Just edit, publish and *poof*, your fan page is live!
Keep your website looking like your website and your fan page looking like your fan page. Fanpage Connect works with any theme seamlessly and installs on your WordPress site in just a few clicks.
More info and detailed instructions here: