TL Tweets is a free WordPress theme developed by Theme Lab, designed to be used as an archive for your tweets, while automatically creating new posts from your Twitter feed.
- WordPress 3.0 menu support
- Custom background support
- Coded in pure CSS (no images)
- Licensed under the GPL
Info and download: http://www.themelab.com/2010/08/25/tl-tweets-free-wordpress-theme/
Please refer to How To Create a Searchable Tweet Archive with WordPress if you're unsure how to set up a dynamic tweet archive with WordPress.