Apple previously announced two separate expansions to its lineup throughout the past month, as artists such as Maroon 5, Pharrell Williams, Lenny Kravitz, Ed Sheeran, and others will account for 30 nights of concerts The Roundhouse throughout this month.
The iTunes Festival begins tonight at 9 PM in the UK and will be broadcast via Apple TV channel, official iOS app [Direct Link], and iTunes Desktop application.
Article Link: Apple Finalizes Lineup for 2014 iTunes Festival in London, Starts Tonight