Also joining the bill are Welsh rockers Funeral For A Friend, Brits Young Guns and newcomers Attack! Attack!. The two-day event will take place on September 3-4 in Cyfartha Park in Wales. For full information see Hayfestival.com/merthyrrock.
In an update on Twitter.com/the_blackout, the Sunday headliners stated: “We hope to see as many of you lot there as possible! It’s going to be very special indeed, with a few surprises along the way too!”