ATP, Pitchfork, and Primavera Sound's Jabberwocky Festival has grown in size today, with Mutual Benefit, Ben Frost, Jozef Van Wissem, Ought joining the impressive line-up.

They'll join the likes of Neutral Milk Hotel, Caribou, Electric Wizard, DeafheavenKode9, Earth, Pissed Jeans, Connan Mockasin, The Ex, Speedy Ortiz, Iceage, Vatican Shadow, Joanna Gruesome, Metz, Jesu and James Blake.

The festival takes place at the ExCeL Centre in London August 15-16th. Tickets are on sale now.

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