Here are the final 6 segments of the series "The Blender Head for The Blenderhead. These segments cover an in-depth application of facial bone and Relative Vertex Key animation, (morph targets). A sneeze is a very dynamic facial expression involving nearly all of the facial muscles - animating one is good general practice.
http://www.visiontovision.com/BlenderHeadSneeze1.html
I hope you have enjoyed the series,
Greg Smith