Celebrating The Holidays with Derf Merry Derfmas and Happy Holidays from Animatus Studio! Check out the Derf Christmas card we’ve created just for you fine folks. Enjoy as Derf serenades you with a lovely Christmas tune. http://youtu.be/YYkbpfUguxI Derf Stars In His Own Award-Winning Music Video   Derf the Viking and Matty the Dragasaurus rock out […]