http://www.digitalspy.co.uk/forums/showthread.php?t=532940

I have put this thread here for you to look and read as I am not quite sure what they are talking about..From the little I do understand looks like there are BB8 auditions that you can see online...anyway, just in case it is of interest to you and you understand it all better than me......  heres the thread with people talking about it.