Hidden Valley Festival Sunday 27th of December 2026 3pm-11:30pm R18 Hidden Valley Festival Returns for Its 11th Year this Summer! INTERNATIONAL LINE UP for Hidden Valley Festival below šš½ š¬š§ Dimension (UK)** šŗšø Armand Van Helden (USA)** š¦šŗ Skin on Skin (AUS)** š¬š§ MPH (UK)** š¦šŗ X Club. (AUS)** š¬š§ Effy (UK)** š¬š§ Hamdi (UK) š¬š§ Oppidan(UK)** š¬š§ Riordan (UK)* š¬š§ Flava D (UK)** š¦šŗ Dean Turnley (AUS)** š¦šŗ Club Angel (AUS)** š®šŖ Prozak (IRE)* š¬š§ Scruz (UK)** š¬š§ Saint Ludo (UK)* š¬š§ Dart (UK)* ** North Island exclusive *Exclusive to Hidden Valley Festival