A little animation, created with blender 2.56, testing Camera Mapping and Clipping Masks, based on tutorials by Andrew Price and Nion.
Andrew Price: Camera Mapping in Blender 2.5 - Tutorial (http://www.blenderguru.com/camera-mapping/)
Nion's Blender Tutorial: Clipping Masks (http://www.youtube.com/watch?v=Sig6i9MrDpk)
Download blender file at http://blender.ruijst.com/2011/01/13/little-invasion-camera-mapping-and-clipping-masks-test/