NOVA : The Magic of Special Effects (1985.11.05) Opening only...
http://www.youtube.com/watch?v=1EJMtteXLIY
'83 RotJ Ford "Showbiz" interview: (longer version then i've previously seen)
http://www.youtube.com/watch?v=H4xgu1EDQ9k
Nelvana Studios Profile 1986
http://www.youtube.com/watch?v=DKYAiSDea9Y
(3:15 shows Ewoks and mentions 'Ewok Special' but means the Holiday Special)