"I think we had to push forward to make sure it was different, do something that we had never done before and yet still have the consistency to stay in the same world. This was our chance to do all the things we didn't get a chance to do before. We've been working on these movies [Kung Fu Panda] for twelve years and we have to keep things exciting for us in order for us to devote that many years of our lives to do this."