StarWars.com:
In March, Brand New Products will release a series of limited edition giant Star Wars Pez dispensers which will be limited to 20,000 pieces each. The first series of individualy numbered pieces will incude a gold plated C-3PO, a silver plated Darth Vader, and a green crystal Yoda; each one plays authentic movie dialogue and music.
In April, in addition to the release of the standard size Revenge of the Sith Assortment, the will also be limited edition 12" versions of Chewbacca, Death Star, Emperor Palpatine, General Grievous, and R2-D2, Check out the above link for more images and information.