"Glen was one of the vital driving influences of the Irish music world, bringing people together in the sharing of live music," she continued. Heartbreaking..."In his own tribute, Irish actor and comedian Chris O'Dowd said that he'd spent the day listening to The Frames' Fitzcarraldo and Dance the Devil. "Glen’s focus and concern was always on the wellbeing of the individuals and clients of Dublin Simon that he met. View this post on Instagram A post shared by Dublin Simon Community (@dublinsimoncommunity)AdvertisementTim Wheeler of Ash posted that he was "blessed to have hung out and sang" with Glen. See more tributes below:View this post on Instagram A post shared by Rhiannon Giddens (@rhiannongiddens)AdvertisementView this post on Instagram A post shared by Ryan Tubridy (@instatubridy)View this post on Instagram A post shared by John Kavanagh The Gravediggers Dublin (@gravediggers2)View this post on Instagram A post shared by Dave Fanning (@davefanning)View this post on Instagram A post shared by @thewarandtreatyAdvertisementView this post on Instagram A post shared by Jerry Fish (@vivajerryfish)View this post on Instagram A post shared by CAT POWER (@catpowerofficial)View this post on Instagram A post shared by Micheál Martin (@michealmartintd)