Who is Luke Combs, the country star headlining Slane Castle next summer? The JournalUS country music star Luke Combs confirmed to play Slane Castle next summer RTE.ieUS country music star Luke Combs announces Slane Castle gig next July The Irish IndependentCountry music singer Luke Combs confirmed to headline Slane Castle 2026 The Irish TimesSlane Castle poised for 2026 concert return as fans await announcement Meath Chronicle