South West Four add Sun Focus and announce the Playaz Stage.
SW4 adds some of the biggest names in underground house and techno.
Gareth Emery, Nicky Romero and more join the South West Four line-up.
Wilkinson and more will join headliners Pendulum and deadmau5 at South West Four.
Knife Party will appear at South West Four on Sunday 27 August.
Deadmau5 joins the previously confirmed Pendulum and Eric Prydz to headline the Sunday at South West Four.
Eric Prydz joins Pendulum at South West Four, headlining the Saturday night.
Register for tickets now to witness Pendulum headline the first day at South West Four.
London’s biggest dance festival, South West Four, have opened up registration for presale tickets.
The Dutch producer is a special guest at SW4 this Bank Holiday weekend