The Happy Mondays are among the latest acts to be announced for Relentless Wakestock Festival, which as well as its traditional setting in Abersoch, this year also takes place from 27th-29th June at Blenheim Palace.

Estelle, The Blackout, Goldierocks, Hyper, Sonny J, Uncle Buck, Dan Greenpeace, Jaguar Skills, I-Koma have also joined the likes of Groove Armada, Mark Ronson, The Streets and Supergrass to add to the top bill.