Here are a few from YouTube::applause:

http://www.youtube.com/watch?v=HFNtutjj2XY
Power Ranger

http://www.youtube.com/watch?v=H0GbMFxYudE
Half-face Spiderman

http://www.youtube.com/watch?v=ErgiYHuUWL4
Tiger, quick demonstration

http://www.youtube.com/watch?v=g7aaSzHtflY
Angelic Face Painting - gallery of finished faces0

http://www.youtube.com/watch?v=usm4FSriFc4
Interview with Russian Face Painter

http://www.youtube.com/watch?v=dXXKZvr4zmY
This one is here just for the cute factor.

those were great, kids were pretty good at being still too.