'The Nixtape' is due out on September 22
Pharrell Williams and Elbow were also among those to play notable sets during the day
Dance giants deadmau5 and Tiesto also feature on the August festival's bill
Producer is helping develop new show 'Higher' for HBO
The heiress has been DJing at Ibiza club Amnesia this year
Meanwhile, One Direction score fastest-selling album of their career with 'Midnight Memories'
Scottish DJ hits out at audience member after she asks him to 'play something original'
Scottish producer and songwriter reportedly earned £30m in the past 12 months
The producer's '18 Months' featured collaborations with Rihanna, Florence Welch and Dizzee Rascal
'I just want to make good music,' says producer