Watch two strangers spontaneously improvise on a piano in St Pancras station…
Thursday night, 10 pm. King’s Cross St Pancras train station. A bit chilly for a summer evening but it’s not too bad for London standards. A blond-ish guy is playing Hallelujah on the brown piano. An old man is sitting next to the piano, on the left. He’s singing. “And it goes like this, the…