— Mick is the best horseman in England.
— He likes to waste money, I know that. According to the reports I've been given, you're spending two pound a month on worming powder.
— What? You want a horse with worms?
— Horses get worms from the water trough. Put goldfish in them, they eat the worm eggs.
— Goldfish? It'll be a gypsy thing, is it?
— No. It's an accounting thing. Goldfish cost a penny each.