Click on my face and enjoy the plethora of sound effects! Try for instance, the eyes, ears, nose, cheeks, neck, etc. (they are different on each side). The next big step will be to reload with graphics - maybe a nice black eye effect when you hit the eye? Whatdaya think?
Be sure your machine can handle .au files. If you are unsure or you know it doesn't, go get the files you need here.