Editors, Art Brut and Au Revoir Simone join the bill

Editors, Art Brut and Au Revoir Simone have been added to the bill for the first-ever Monolith music festival in Colorado.

They join Kings Of Leon, The Flaming Lips and Spoon for the event at the Red Rocks Amphitheatre which will take place in September.

Other recent additions to the bill include Turbonegro, Matt & Kim and Mason Proper.

Only 9,000 tickets will be sold for the festival, and they go on sale June 2 at Ticketmaster.

Monolith Festival takes place September 14 & 15.

–By our New York staff.

Find out more about NME.