Armand van Helden, more for South West Four

With under one month to go until South West Four Weekender takes over Clapham Common in London, festival organisers have added more of the finest purveyors of dance music to the line up.

Recently confirmed to play on the Sunday (29 August) are New Yorker Armand van Helden, special guest Matthew Dear and hot new vocalist Katy B who is set to join Skream & Benga for their performance in the Together arena.

Set to be London's premier dance event, other headliners include Armin van Buuren and Fatboy Slim along with John Digweed, Joris Voom, Andy C and many more.

Click here to see the latest South West Four Weekender 2010 line up.

Tickets are available at £90 (plus booking fees) for weekend tickets. Day tickets are available at £50 (plus booking fees) for Saturday tickets and £45 (plus booking fees) for Sunday tickets.

Click here to buy South West Four Weekender 2010 tickets.

South West Four Weekender (SW4) 2010 will take place on Clapham Common, London from 28-29 August.

One of the most renowned inner-city festivals in the country, South West Four offers the luxury of partying in an open-air green space whilst being able to catch the last tube home.

The festivals will feature four music arenas each day, plenty of bars, freshly made food from an array of different stalls and fairground rides.