This is thanks to Doris whose comment opened an archive in my memory..
This was my DREAM as a kid... to go off somewhere in a converted double-decker (without Cliff of course).
Actually it's a nifty little song too - in its cheesy way - right down to the key change two-thirds in...
Ahhh... nostalgia - truly a return to pain.
(Sorry the layout's a bit of a dog's dinner in Firefox)