One of the musicians who released the Grammy-nominated "Fallling Slowly"  is also a guitarist for what Irish group?
The Swell Season (album) The Swell Season is the self-titled and first album by the duo The Swell Season, (Glen Hansard and Markéta Irglová), released in 2006. "Falling Slowly" went on to be nominated for a Grammy and win the Academy Award for Best Original Song in 2008.
Prodigal Sons Prodigal Sons is an album by the Irish group The Dubliners. Produced by Bill Whelan, who later became famous for "Riverdance", this album featured cellist Nigel Warren-Green as guest musician. Although Luke Kelly recorded his famous versions of "Raglan Road" and "Song for Ireland" during these sessions, neither track featured on this album, although Seán Cannon's version of "Song for Ireland" did. The two Kelly recordings would first appear on the compilation album, "Luke's Legacy" after his death. The album took its name from John Sheahan's composition, "The Prodigal Son". The album featured both contemporary and traditional songs as well as instrumental pieces.