The first District line train out of Upminster in the morning is the first train anywhere on the underground network. It leaves the depot at 4.53, the only train anywhere in the system to set out from its base before 5am ... if you catch that train, you might be tempted to say ta-dah!—except you probably wouldn't, because nobody is thinking ta-dah! at seven minutes to five in the morning; certainly nobody on this train. People look barely awake, barely even alive. They feel the same way they look; I know because, this morning, I'm one of them.John Lanchester on the experience, at once aversive and hypnotic, of catching the London Underground. Lanchester's article is an extract from his forthcoming entry in the new Penguin Lines series of tube-reading-friendly books released to commemorate the Underground's 150th anniversary. Meanwhile, the Guardian have compiled a collaborative Spotify playlist of songs that mention Tube stations, for those so inclined.