AIM on iPhone, wrapped up in Joe Hewitt's iUi.

<a href="http://www.tybyim.com" title="Tiny Buddy" target="_blank"><img src="http://www.modmyi.com/images/apps/tinybuddy.png" border="0" height="355" width="318" /></a>

<a href="http://www.tybyim.com" title="Tiny Buddy AIM" target="_blank">http://www.tybyim.com</a>