Cg, or not cg?.....MUST SEE IT!

I just saw that commercial done by MPC (great studio located in London). It is absolutely fantastic, camera is great, and the gorilla is....real but not real in a good sense. I think in most of the shots it is not CG, rather a costume, but frankly I am not sure. Animation is great, it's very very subtle, but at the same time totally appealing! This is that kind of motion that really inspires me, top notch work! Take a look at it: