kai
After FX Guru
Man if you're looking to do some digital sketch, definitely check into this program. Download the demo and get crackin. Best i've found for traditional techniques with a wacom:
http://usa.autodesk.com/adsk/servlet/index?siteID=123112&id=6848332
http://usa.autodesk.com/adsk/servlet/index?siteID=123112&id=6848332