Elbow and Bat For Lashes are amongst the latest additions to this year's iTunes Festival.
Both acts will perform at the Camden Roundhouse on September 7th with Natasha Khan opening for the Manchester band.
Additionally, Hot Chip will bring their new album 'In Our Heads' to the stage when they make a headline appearance on September 29th.
Other new additions in support slots include Band of Horses, who will open for Jack White on September 8th and Bastille, who support Emeli Sande on Sept 5th.
Meanwhile, The Milk will support Olly Murs on September 3.
Other acts already confirmed for the 2012 iTunes Festival include Usher, Mumford and Sons, One Dirction, Ed Sheeran, Plan B and Noel Gallagher. See the full schedule below.
Usher (September 1)
Ed Sheeran, Charli XCX (2)
Olly Murs, The Milk (3)
Plan B (4)
Emeli Sande, Bastille (5)
JLS, Conor Maynard (6)
Elbow, Bat For Lashes (7)
Jack White, Band Of Horses (8)
Norah Jones (10)
Noel Gallagher's High Flying Birds, The Soundtrack Of Our Lives (12)
Pink, Walk The Moon (13)
Labrinth, Josh Kumra (14)
David Guetta, Calvin Harris (15)
Rebecca Ferguson (16)
Example, DJ Fresh, Hadouken! (17)
Andrea Bocelli (18)
Matchbox Twenty (19)
One Direction (20)
Jessie J, Lonsdale Boys Club (21)
Biffy Clyro, Frightened Rabbit (22)
Robert Glasper (23)
Mumford & Sons (24)
Lana Del Rey (25)
Hot Chip (29)