Mudbox... ughhh! 
Just messin'. Your latest cartoon head is looking very cool. Sculpting asymmetrically can be a challenge but the results are often very nice.
ZBRUSH!
www.stevenegan-cgi.com
"Your weapons are no match for ours! People of Mars, surrender!"
"Um, this isn't Mars. This is Earth."
"Earth? Earth-with-nuclear-weapons Earth?"
"Yes."
[long pause] "Friend!!"