Danny Boy - The Ballad That Bewitched the World

How did an obscure Irish melody become one of the greatest songs of all time, recorded by music's biggest names? One hundred years after 'Danny Boy' was first published, the true story of its astonishing past is uncovered, while contributors including Gabriel Byrne, Rosanne Cash, Brian Kennedy and Barry McGuigan explain its enduring appeal and what it has come to symbolise.