Sorry for posting this here but the facebook dev forums have been down for the last two days. I've managed to integrate facebook posting from our app to facebook. However when I compared what i've got with what Doodle Jump posts there is one major difference.
Does anyone know how to add something to the lower bar displayed under a facebook post? Allow me to demonstrate what I'm talking about.
Here is what I have :

And here is what I want :

My app has the Like and Comment button but how do I add the extra button? Does anyone know?