Martin's been working on a trilogy of videos chronicling the history of the old Studio Backlot Tour at the Studios park
For part one, he actually managed to piece together the "C3PO, R2 and George" video explaining the Editing process with some muddy clips. Figured I'd link that here.
https://www.youtube.com/watch?v=R8EEFdJvHRU&t=3210