Apple's iTunes Festival in London is a free music festival at The Roundhouse. It's a worldwide event, thanks to the iTunes Festival app, which features live streaming of performances as well as archived video after the festival is over. iTunes Festival performances are streamed on iTunes and Apple TV. The official name for the app is iTunes Festival, and it's available for iPad, iPhone and iPod Touch. The expected dates for iTunes Festival London 2014 are Sept. 1 - 30. The iTunes Festival 2014 London lineup and iTunes Festival tickets information is below.