Linkin Park, Duran Duran for iTunes fest

Linkin Park, Duran Duran and Rumer have become the first artists announced to play at this year's iTunes Festival.

The acts will play the Roundhouse venue in London in July as part of the annual month-long event.

Linkin Park will perform on July 4, while Duran Duran headline on July 16 and Rumer sings on July 18.

All tickets for the iTunes Festival are free and will be available via prize draws.

Last year's event saw performances from Diana Vickers, Underworld and Paloma Faith, among others.