F.T.F.A.
I had no idea that Armstrong and Miller were parodying a real act (and doing it particularly well looking at that film).
Brilliant. I've always had a passing interest, but now a convert. Thanks for posting.
Funnily enough, I also didn't realise that the "I'm a gnu" Typhoo tea advert from the late 70s(early 80s?) was based on their song.
I still rather miss regularly seeing his daughter when she used to be the BBC economics editor.