Wow-I hadn't seen some of those before. So how did you join them together, in Windows moviemaker or adobe or something?
The demo-editing thing can be pretty cool, there are a few really good examples around, worth doing a search through the creative page here to get some inspiration. Good luck with the project.
I want to start making videos using the demorecord function, but didnt know if i could could put it all together, i have never made a video before but heres my first attempt using official cinematics for the game.
http://www.stage6.com/user/TeRRoRToK...nd-of-all-hope
http://video.google.co.uk/videoplay?...1&hl=en-GB