One of the musicians who released the Grammy-nominated "Fallling Slowly"  is also a guitarist for what Irish group?
Glen Hansard Glen Hansard (born 21 April 1970) is an Irish songwriter, actor, vocalist and guitarist for Irish group The Frames, and one half of folk rock duo The Swell Season. He is also known for his acting, having appeared in the BAFTA-winning film "The Commitments", as well as starring in the film "Once", which earned him a number of major awards, including an Academy Award for Best Song.
Andrea Corr Andrea Jane Corr MBE (born 17 May 1974) is an Irish musician, songwriter, and actress. Corr debuted in 1990 as the lead singer of the Celtic folk rock and pop rock group The Corrs along with her three elder siblings Caroline, Sharon, and Jim. Aside from singing lead vocals Corr plays the tin whistle, the ukulele, and the piano.