The music world has taken to social media to pay tribute to Irish singer-songwriter and actor Glen Hansard, who was killed in a motorcycle accident on the outskirts of Dublin in the early hours of yesterday morning. "Tragedy does not do justice to this terrible calamity for his family, the world of music and Ireland itself. Catherine Connolly (President of Ireland): "Glen was one of the vital driving influences of the Irish music world, bringing people together in the sharing of live music. Nels Cline (Wilco): "I only met Glen Hansard a few months ago, working on what will at some point be a new record by him. Thomas Walsh (Pugwash): "I'm truly shocked and deeply saddened by the tragic death of Glen Hansard.