Little Boots and Marina and the Diamonds have been added to the line up for next month's Underage festival in London.
Golden Silvers, Kid British and Master Shortie have also join the event, which takes place in Victoria Park on August 2.
Acts already on the line up include Santigold, The Horrors, Patrick Wolf and Mystery Jets.
Tickets for the festival, which is open to 14-18 year-olds, are on sale now and available via the Gigwise Gig Guide.
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