It's just thinking of funny things that will amuse us and entertain us and we'll come and do it.

If you're thinking of coming to America, this is what it's like: you've got your Comfort Inn, you've got your Best Western, and you've got your Red Lobster where you eat. Everybody's very fat, everybody's very stupid and everybody's very rude - it's not a holiday programme, it's the truth.

We don't know how many people are watching The Grand Tour's - it's a closely guarded secret, we don't even know - the only thing we can do is make a program that we enjoy. And then hope that we're not so unusual that other people won't share our taste.

Like every big organisation these days, the BBC is obsessed with the wellbeing of those who set foot on its premises. Studios must display warning notices if there is real glass on the set, and the other day I was presented with a booklet explaining how to use a door. I am not kidding.

A turbo: exhaust gasses go into the turbocharger and spin it, witchcraft happens and you go faster.

Speed has never killed anyone. Suddenly becoming stationary, that's what gets you.

Cows eat grass and silage. This is melting the ice caps and killing us all. So they need a new foodstuff: something that is rich in iron, calcium and natural goodness. Plainly they cannot eat meat so here is an idea to chew on. Why not feed them vegetarians?