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Barry Colson has been entertaining at Davos for 23 years and has listened to the world's most famous people attempting Karaoke.
ADVERTISEMENTBarry Colson is the Davos piano man.
For 23 years he's been playing for prime ministers, tech billionaires and royalty at the Swiss resort.
He tells Isabelle Kumar and Sasha Vakulina why he's more of a draw than the headline speakers and what the elites get up to in the early hours of the morning.