Here you have two files folk's; One Vision & Tie Your Mother Down is the 1st and just One Vision is the second. I 've done this because I'm not sure about Tie Your Mother Down is NOW from Friday, but if it is I'll take the Link down.
Anyway this this taken from 'The Superstars in Concert' Series from Westwood One at at the begginning the sound is a bit duff but thankfully this is just an advert, so its fine when it comes to O.V & T.Y.M.d it's ex:)
O.V & T.Y.M.D: link
O.V: link