With all the buzz lately about Twitter real-time search. Why don't you add a real-time tweets bar related to your posts from your twitter timeline or from anybody or even limit it by a geocode coordinates!
8 Amazing Jquery Plugins For Twitter
Tweetable – A jQuery plugin
jQuery plugin for Twitter
Who-Tweet Button : Fancy jQuery Plugin for Twitter
Juitter
Twitter Friends Followers Widget - A jQuery Plugin!
Veeter