[first lines]
Compo: I wonder if I ought to give up betting on the horses.
Blamire: I don't believe it!
Clegg: I should give up losing. Just bet on winners.
Compo: Maybe I could start betting on the dogs.
Blamire: Oh. Now I believe it. You see, I didn't quite understand at first; I thought he was flirting dangerously with common sense, but he isn't. Are you?
Compo: No-o.
Blamire: You had me worried for the minute. The world is changing that fast you don't know what to rely on. But if he abandoned stupidity, that's my last certainty gone.
Compo: Well, My Last Certainty's gone and all. Come in fifth.
Clegg: Well, you won't be able to put so much on dogs. They're smaller. So that'll save you some money.
Compo: I think I fancy an ice lolly.