Knife Party will headline Saturday night on the Live Stage at this years South West Four, which takes place at London's Clapham Common from 27th - 28th August.

Saturday at South West Four include: Rudimental, Dizzee Rascal Mistajam, Netsky, Flux Pavilion, Friction, DJ EZ, Gorgon City, Bondax,(live) Noisia, MK,Amine Edge & Dance, CamelPhat, Four Tet, Bakermat, Fritz Kalkbrenner, Damian Lazarus & The Ancient Moons, Sister Bliss

The Sunday includes: The Chemical Brothers, Above & Beyond, Cirez D, Booka Shade, Hunter/Game, Joseph Capriati, Recondite, Sasha, and Sven Vath.