Apple has announced that it will hold its annual iTunes Festival in London during the month of September. The event will occur nightly during that month at the Roadhouse in London. Apple says that popular artists Justin Timberlake, Thirty Seconds to Mars, Jack Johnson and Jessie J will headline the event. The event will be streamed nightly to iOS devices, iTunes on computers, and the Apple TV:

In select countries, tickets will be raffled off by local media partners, according to Apple:

“This year’s iTunes Festival is the best ever with an incredible lineup of global superstars and stellar emerging artists,” said Eddy Cue, Apple’s senior vice president of Internet Software and Services. “Music fans around the world are going to love watching this incredible month of music, whether in London at the Roundhouse or on their iOS device. We’re honored so many renowned artists are part of this year’s lineup.”

In years passed, Apple has rolled out the required viewing apps to its devices in the few days prior to the event’s kickoff.

The full press release is below:

Music fans from across the world, including the US, Australia, Brazil, Canada, Europe, Japan and Mexico can win tickets to the iTunes Festival through competitions run by local media partners. In the UK, fans can win tickets using the iTunes Festival app and the iTunes Store® as well as select media partners including Channel 4, Global Radio and Metro.

Sir Paul McCartney, Amy Winehouse and Crowded House played the first iTunes Festival at London’s Institute of Contemporary Arts in 2007. Since then over 370 artists have performed in front of more than 370,000 fans and tens of millions more online and on television. Other performers have included Adele, Coldplay, Foo Fighters, Alicia Keys, Paul Simon, Jack White and Oasis. Performances are available for purchase and download on the iTunes Store.

Apple designs Macs, the best personal computers in the world, along with OS X, iLife, iWork and professional software. Apple leads the digital music revolution with its iPods and iTunes online store. Apple has reinvented the mobile phone with its revolutionary iPhone and App Store, and is defining the future of mobile media and computing devices with iPad.