Having reformed with original members Slash and Duff McKagan back in April via shows at the Troubadour, Las Vegas and Coachella, it’s been announced that Guns N’ Roses will play Slane Castle as part of their globetrotting Not In This Lifetime tour on Saturday, May 27, Announced via an MCD press conference at Bruxelles in Dublin this morning, the show comes 25 years after the band played the legendary Irish festival back in 1992. The show will take place as part of a string of European dates for the Los Angeles-formed hard rock legends, including London Stadium on Friday, June…