The guitar virtuoso on nail hygiene, Batman and the time he shaved a stranger’s back at a Super Bowl party in California
I’ve always been fascinated by your fingernails, but I had no idea you do them yourself. Tell us about your nail regime.
I started doing my nails about 25 years ago. Once I started touring so much, I couldn’t go back into a salon so I do it myself. It is a fast-drying gel. I’m usually really, really on to doing them because they’re so important – I can’t play guitar in my style without them.