Something for you 2D artists out there.
Wacky Reference Wednesday (http://paolorivera.blogspot.com/search/label/Wacky%20Reference%20Wednesdays)
Despite the silly name, this is actually a fascinating look at how the artist creates and uses his own photo reference. Also includes a few hints on getting certain effects (example: for a good metalic skin reference, get a body building trophy (http://paolorivera.blogspot.com/2008/09/wacky-reference-wednesdays-no-23.html))