Who was the last big film star you saw on a chat show? Television star? Even celebrity chef? And who was the last rockstar? For me, it was probably Paul McCartney, a couple of months ago promoting 'New'. Before that, I can remember Noel Gallagher appearing on Graham Norton's show at the end of a long tour. What I'm getting at, is that film stars are big celebrities. And popstars, too; tabloids care about Katy Perry, but they don't know who Alex Turner is. It's not necessary for rock bands to sell records from their column inches in the Daily Mirror, but the publicity of rock music seems to have vanished. You'd never see a Battle of Britpop these days. The Brit Awards has become the most corporate, back-patting ceremony known to arts, when once it was famed for indie stars baring their arses and starting scuffles with their rivals. The biggest rockstar in the world is Kanye West. Kanye attracts a lot of attention to his music from his out-of-studio activity, and people love to talk about him. When was the last time a tabloid talked about Vampire Weekend? Which leads me onto...