The Ghost of a Thousand, Dwarves and Devil Soul His Soul are among 21 new acts revealed for this year's Relentless Boardmasters.
All three will be added to the Relentless Energy Drink Stage joining the likes of Chase And Status, Gallows, Rolo Tomassi, New Young Pony Club and Crazy P.
Added to the Saturday (7 August) line-up for The View Stage is Rosie Vanier, Josie And The Lovecats, Andrew Bate, Joe Janiak, The Jude, The Spree, Marco Spiezia and a special guest.
More acts have also been added to the Residential Dance Tent programme with Jac The Disco, Charlie G, Justin Harris and Hong Kong Ping Pong to be joined by Deluxx DJ's, Tommie Quick vs Steve Lid and Stuttering Munx And Evil Genius.
Kristoff vs. Max, Honey Man and Get Waxy will play the festival too, organisers have confirmed.
Newton Faulkner and Leftfield will headline the event with Seasick Steve, Tinie Tempah, Xavier Rudd and Ou Est Le Swimming Pool also set to play over the weekend.
Click here to see the latest Relentless Boardmasters line up.
Tickets for Relentless Boardmasters are available now priced £87 for the weekend with camping, while day tickets are on sale for £35 (plus booking fee).
Relentless Boardmasters 2010 in Association with Vans is set to take place at Watergate Bay, Newquay from 4-9 August.