http://codecanyon.net/item/twitter-widget-pro-wordpress-premium-plugin/full_screen_preview/109372

Price: $14
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If you own just one twitter plugin for WordPress, let it be this one! The only premium twitter plugin out right now – with support for multiple twitter users and includes a ton of premium options. Check out the full screencast here.

The Long Awaited Premium Twitter Plugin
* Ready to use out of the box
* The only premium Multiple User twitter plugin
* Include twitter avatars, names, times, and more in the options page!
* Automatically links hashtags, twitter users, and links
* Caching support, both via wp_cache_set and via database options
* Graceful crashing support in case, heaven forbig, twitter goes down
* In Depth Screencast and Documentation included just to be safe!
* Ridiculously easy to use – install it in mere minutes (and that’s being generous!