MyAvatars is a Wordpress plugin that adds your MyBlogLog avatar to any comments you leave. This plugin offers a great way to put a face to your readers and their comments. Here is a sreenshot or just look at any of the comments already left.
To install the plugin download the file myavatars.zip, extract & copy it in your plugin directory preserving the folder name and activate the plugin in your plugin page. Then just add the following code to your comments template.
The MyAvatars plugin comes with its own stylesheet (CSS) that you can edit however you want to make the avatars work with your layout.