We did a song for Johnny Cash, we recorded it with Rick Rubin and everything and all that was missing was his vocals. He was going to fly out to LA t… - Chris Martin

I love him, I really do. How much? Well, you know Leningrad in Russia. They should name it Lennongrad in honour of him.

She can turn anything into gold with that voice, here's the thing: if you speak to a good singing teacher about great opera singers, they will talk about consistency of tone. Or there's a book by Alfred Tomatis about why some people like certain people's voices and other people hate them, like Bob Dylan or me or whoever, some people say, 'Oh, I hate that voice', so there's a thing about people's frequency responses, what they are pleased by. Rihanna has this thick tone, so it's very hard to annoy anybody.

The closest I got was in 1997. I was on a train; I’d just been to Devon to get braces fitted. I felt so self-conscious, I was like: ‘Shit, what am I going to do? I’m 19 and I’ve got braces.’ Then the train stopped at Castle Cary, and everybody from Glastonbury got on. And I just melted in the corner. [laughs] Did they all seem cool? They seemed so cool! I was just like: ‘Shit, how do you get that cool?’ So that was my closest experience to Glastonbury; being on a train and feeling like the nerdiest of nerds, because my mum had told me to get my wonky teeth fixed.