18/12/2010 Katy Perry is at #1 on the US singles chart with 'Firework'
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Katy Perry - Firework (Official)
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Katy Perry - Firework (From “The Prismatic World Tour Live”)
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Katy Perry - Making of the “Firework” Music Video
"Firework" is a song by American singer Katy Perry from her third studio album, Teenage Dream. The song was commercially successful, reaching number 1 on the Billboard Hot 100 and the top 5 on 20 charts around the world. It has sold over 10 million copies in the US, and over 1 million in the UK.