I'm a UX designer, and very much like your plugin. I made some modififications to make this more UX friendly.
If you want users to actually click the "Retweet/Reply/Favorite" I would recommend you move it to the bottom right corner.
Since "Retweet" is the most common action, I would move this to the far right.
I would really like if you replicated twitter functionality and had the Retweet/Reply/Favorite fade in on mouse-over. This would drive some clicks.
Here is the modified version:
If you want to see it live, scroll to the bottom of this page (Sorry, no anchor):