Alt-J, Atreyu, The Gaslight Anthem & More Added to UK’s Reading and Leeds Festivals

Credit: Gabriel GreenThe full lineup for the U.K.'s Reading and Leeds festivals has been revealed, and the new additions include Alt-J, Atreyu, The Gaslight Anthem, Against Me! and Joywave. They will join previously announced acts Bring Me the Horizon, Royal Blood, Bastille, Catfish & the Bottlemen, Mastodon, Limp Bizkit and Panic! At the Disco.

The headliners for Reading and Leeds 2015 will be Metallica, Mumford & Sons and the newly reunited The Libertines.

Reading & Leeds consists of two festivals occurring simultaneously in England -- one at Reading's Richfield Avenue and the other at Leeds' Braham Park. The 2015 Reading & Leeds festivals will take place August 28-30. Visit for all ticket info.

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