2000trees has announced 13 new bands, including Gnarwolves, Slotface, The Wonder Years, The Front Bottoms and Beach Slang.
Also new to the bill are Black Peaks, De Staat, The Hyena Kill, Get Inuit, Acres, Peaness, Moses and Wallflower.
“We’re incredibly excited to be getting back to England so quickly after our recent headliner to do this wonderful festival,” say The Wonder Years.
The join headliners Slaves, alongside Muncie Girls, Black Foxxes, Pulled Apart By Horses, SHVPES, Bellevue Days, Weirds, Nothing But Thieves, Personal Best, Cassels, Dinosaur Pile-Up, Jamie Lenman and Petrol Girls.
The event will take place from 6th-8th July at Upcote Farm, near Cheltenham. For more information, visit twothousandtreesfestival.co.uk.