Music
Also joining the Debbie Harry-fronted group at the Suffolk event are Foals, British Sea Power and Crystal Castles.
Blondie's appearance is part of the band's live plans to celebrate the 30th anniversary of the album Parallel Lines.
Franz Ferdinand, Sigur Ros and Interpol will headline the three-day festival, which takes place at Henham Park, Suffolk from July 17-20.
Elbow, Death Cab For Cutie, The Breeders, The Mars Volta and The Go Team! are also scheduled to play the event.
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