Katy Perry - Firework - The X Factor Results Show 2

The X Factor 2010: As if the excitement wasn't enough - US popstar Katy Perry takes to the stage to treat us to a performance of her brand new single Firework!

• 2010-10-18T18:10:34+00:00
• Duración: 05:53

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Keywords

The , Factor, 2010 , xfactor, x-factor , Louis , Walsh, Simon , Cowell, Dannii , Minogue , Cheryl , Cole , live , show , performance, nerves, week , katy , perry, firework