A Track and Mark Ronson set to headline Our House stage.
The Charlatans and Sigma both added to the bill.
Watch all the best bits including Justin Timberlake and The Killers.
Winner gets to pick which festival site they will attend.
Voted Best Value For Money Festival.
Acts include Childish Gambino, Tinie Tempah, Ceelo Green and Sophie Ellis-Bextor.
Tickets go on sale this Thursday at 2013 prices for a limited time.
Find out what festivals made it into our 2013 guide.
Stereophonics and Calvin Harris also on the bill.
Beyonce and Kings Of Leon announced as headliners.