Katy Perry Closes iTunes Festival With Knock-Out Set

Katy Perry Unveils New Album 'Prism' Tracklist

Justin Timberlake Takes Back The Night At iTunes Festival

John Legend Shares The Love At iTunes Festival

Dizzee Rascal Goes 'Bonkers' At iTunes Festival

Tinie Tempah Blasts Out The 'Hitz' At iTunes Festival 2013

Lady Gaga 'In The Final Days Of Finishing ARTPOP Album'

Pixies Bring The Planet Of Sound To iTunes Festival!

Robin Thicke Turns Up The Heat At 2013 iTunes Festival

Jessie J Goes Wild At 2013 iTunes Festival

Ellie Goulding Gives Burning iTunes Performance

HAIM's Bass Ace Este Crowd Surfs At iTunes Festival!

Primal Scream Howl The Roundhouse Down

Kendrick Lamar Delivers Flawless iTunes Festival Set

30STM Fans Invade Stage At iTunes Festival!

Ludovico Einaudi Gives Masterful Roundhouse Performance

Jack Johnson Brings Mellow Hawaiian Warmth To Camden

The Strypes Go Top 5 With Debut Album Snapshot

Preppy Rockers Make It A Vampire Weekend At The Roundhouse

Chic & Nile Rodgers Delight At iTunes Festival

Avicii Blows Roof Off The Roundhouse At iTunes Fest

Elton John Delivers Classic Set At 2013 iTunes Festival

1D's Harry Travels By Tube To Elton Gig, Gets Booed!

Kings Of Leon Ride Their Mechanical Bull At iTunes