They join the likes of Kurt Vile, Anna Calvi, Bear's Den, Rhodes and Honeyblood in performing at the first ever edition of Citadel.

The festival is also set to have a range of arts, crafts, sports, spoken word, literature and fashion based events/sideshows. There will also be a range of gourmet grub on offer.

The inaugural Citadel Festival, headlined by Ben Howard and Bombay Bicycle Club, takes place 19 July in London's Victoria Park.

More information, including ticket details and the full lineup, can be found here.