WATCH: LUAS passengers enjoy surprise rendition of Four Green Fields by Damien Dempsey
Damien Dempsey plays a small role in new Irish film Cardboard Gangsters and also contributes to the soundtrack.
He celebrated with a rendition of Four Green Fields in Dublin this week on the LUAS, much to the delight of passengers.
Cardboard Gangsters is directed by Mark O'Connor and stars John Connors as a small time drug dealer in Darndale in Dublin.
The film releases today.