Check out all the best live shots from the likes of Lady Gaga opening the show to the N*Sync reunion. Also see the stars as they collected their famous VMA Moonman statues and what happened when the cameras stopped rolling.
Lady Gaga Shares Final Rehearsal Teaser With Fans Ahead Of iTunes Festival 2013 - Video
The 'You & I' singer also confirms a brand new song called 'Sex Dreams' from her new album.
The 'Marry The Night' singer has also confirmed the name of another new 'ARTPOP' song as 'Sex Dreams', while revealing footage of herself dancing and performing the song as she prepares fro her concert at the Camden Roundhouse in London this weekend.
Gaga shares a number of lyrics to the explicit song on her Twitter account, while sharing the video of her and her backing dancers perfecting the moves to accompany the track, which follows a slower sound to the other 'ARTPOP' songs revealed so far.
The US star is set to kick off iTunes Festival on Sunday (1st September) with her first UK show of the year and her first main concert since returning from extensive hip surgery earlier this year.
Watch the brand new behind the scenes footage of Lady Gaga's iTunes Festival rehearsals below:
Gaga has already revealed rehearsal footage of two other songs, 'MANiCURE' and 'Swine', which are both also expected to appear on her new album.
Check out a picture of Lady Gaga out and about in London this week below:
Lady Gaga will play iTunes Festival 2013 this Sunday 1st September while her album 'ARTPOP' drops on 11th November.