I believe Borderline was shot first, then LS.. which is hard to believe as Borderhole is a proper video, LS is basic and shot in a white studio backdrop - an advertisement for the Madonna look is a great observation.
Then there's the legendary scrapped Holiday video sung over a hot pink backdrop IIRC, her look may have been like this
http://attheloft.typepad.com/.a/6a00e54ecca8b98833013487edb596970c-pi
I think they had video jukeboxes in pubs or something in Britain in the 80s?
Awesome info! At least someone seen it. I'm shocked Burning Up got scant play though, great video a