Creamfields 2011 organisers are warning fans that cheaper tickets are going to sell out in record time.
The event will take place in Daresbury, Cheshire from 26- 28 August.
The Chemical Brothers, David Guetta, Katy B, Calvin Harris and Eric Prydz are just a few acts out of many confirmed to play.
Standard three-day camping tickets are currently priced at £135. Prices will increase to £145 over the next few days.