Washington’s Sasquatch! Music Festival just announced a list of late additions to the 2015 lineup. Sleater-Kinney, Madeon, AlunaGeorge, Angel Olsen, Kaytranada, Goldlink, Hanni El Khatib, Mother Mother, Said The Whale, THEESatisfaction, Helms Alee, Acapulco Lips, Otieno Terry, Aparna Nancherla, Sara Schaefer, Hunter Hunted, Slow Bird, and Sisters and Unlikely Friends will now join the extensive list of performers. As previously reported, headliners include Kendrick Lamar, Robert Plant, Modest Mouse, and Lana Del Rey. Check out the previously announced lineup here.

[Photo by Alex Crick.]