Help Needed For Toon Boom 8.0

Hello everyone here
I am a newbie to toon boom 8.0 so i have a problem that i have watched some cartoons in which they rotate their heads backwords …
so how can i do that ???
please help me out
thanks in advance

Perhaps you can start with this tutorial:
http://www.youtube.com/watch?v=MLZT3rhfSHM