The likes of Paramore, Sigur Ros, and Vampire Weekend have been added to the lineup for this years iTunes Festival.
Kings of Leon, Rizzle Kicks, and Ludovico Einaudi are the other new additions.
The festival takes place at The Roundhouse in London throughout September.
September
02 Sigur Rós
03 Paramore
05 Rizzle Kicks
06 Queens of The Stone Age
07 Phoenix
11 Kings of Leon
15 Vampire Weekend
16 Jack Johnson + Bahamas
17 Ludovico Einaudi
18 Thirty Seconds to Mars
20 Primal Scream
23 Jessie J
29 Justin Timberlake