Johnny's Turnabout

I was just a kid. Lunchtime, I would say a BBC One lunchtime game show with it. Like five or so. It was later parodied brilliantly on that Mitchell and Weblook they had this sketch called Number Wang. Was there a lake in the studio? I feel like there was a totally unnecessary pond in the middle of the... I might have to turn about studio a sort of like a water feature in it. Yeah, that'll do for part two. Part three, we'll do any other business.