Famed for its reserved silence, the London Underground is the last place you'd expect to hear a spontaneous mass sing-along.

But that's just what happened at the kentish Town platform following a recent Erasure gig.

Musician Neil Francis, who led the chorus, spoke to the London Standard about the experience:

"I was surprised and also not surprised. The majority of people at the station had come from the concert but what is really surprising is the way the video has suddenly gone viral."