We'll finish off our basic face rig with some final set driven key controls for our ears and mouth aspects. Next tutorial we're going to move onto texturing. For those who managed to complete your rig up to this point, a massive congrats. Rigging is one of the most complex, annoying and time consuming aspects of creating your character (aside from animation).
Even with this completed basic rig, it is far from 'actual completion' as there could be custom facial expressions that can't be predetermined during your rigging stage, so the objective here to to cover all the foundational expressions that should minimalise those future additions.
Navigate the tutorial series in the playlist: http://www.youtube.com/playlist?list=PLB1B91427AAF8D622&feature=plcp