Watch: The late Glen Hansard and late Christy Dignam sing at Apollo House

The late Glen Hansard and late Christy Dignam from Aslan sing Crazy World together at Apollo House on Poolbeg Street in Dublin on the 20th December 2016.

Hansard was a frequent performer at benefit concerts, supported campaigns to tackle homelessness, and was a long-time participant in Dublin's annual Christmas Eve busk.