Scissor Sisters, Tony Bennett and Ozzy Osbourne will headline Apple's annual iTunes Festival this July.

The event held at the Roundhouse, Camden, London will see 62 bands perform over 31 nights, with additional acts to be announced over the coming weeks.

All of the other nights will be announced via Facebook, Twitter and email alerts Apple added. ITV1 and ITV2 will broadcast highlights from the iTunes Festival, along with alternative radio station XFM. Shows will also be available via iTunes as downloads.

Tickets for shows are available free via competitions. More details can be found at