Transcription: We haven't got a waterproof microphone with us, have we? No, we haven't, but you know the official BBC technique for recording underwater? Yes! The official BBC issue condoms. Did they give you any condoms to bring? No, not... No. Well, presumably you must be able to get them here because the Chinese are very, very keen on contraception of all kinds because there are so many Chinese. It'd be a nice thing to try this. Presumably, I mean, condoms must be in plentiful supply in China. Can we ask? Okay, after you. Right. Yes, we want... Do you sell condoms? To listen to dolphins with. We need this ...