Radio Highlights: RTÉ Gold examines the birth of Celtic Rock with Horslips' Eamon Carr

Plus: the journey of Michael O'Shea and Mo Chara on LyricFM; Beth Gibbons in live action on The Alternative

Irish rock band Horslips, 19th January 1974. From left to right, Jim Lockhart (behind), John Fean, Barry Devlin, frontman Charles O'Connor and Eamon Carr (behind). (Photo by Central Press/Hulton Archive/Getty Images)

SATURDAY 

Opera Night, LyricFM, 7pm: Gioachino Rossini's Guillaume Tell, based on a play by Schiller, uses the imposing and extravagant resources of French Grand Opera to retell the legend of the Swiss liberation hero.