Simon- silly boy! It's real- it's in the hover!
My God but they were good! How did they do it?
(Mrs. Notso used to know someone who acted as chauffeur to Sylvia Anderson taking her between home and the studio on the industrial estate in Slough where T'birds was filmed. She was quite a skylarker and used to put on the Lady Penelope voice: 'HOME Parker!' and generally make out like Lady P.)