I still found another video about the last movie !!! Sorry to everyone, some parts have been translated into Southamerican-Spanish...

http://video.msn.com/v/es-us/v.htm?g=5ee09..._ESUSespeciales








http://video.msn.com/v/es-us/v.htm?g=5ee09..._ESUSespeciales

That is one you have already seen, but if you just click there, and get in, then go to second page (at the bottom, on the right) you will see there's another one called "los Secretos de Harry Potter" with things about the making-off of the movie.