15/01/2011 Katy Perry is at #1 on the US singles chart with "Firework"
Katy Perry - Firework (Official)
Katy Perry - Firework (From “The Prismatic World Tour Live”)
"Firework" is a song by American singer Katy Perry from her third studio album, Teenage Dream. Perry co-wrote the song with Ester Dean and its producers StarGate and Sandy Vee. It is a dance-pop self-empowerment anthem with inspirational lyrics, and Perry felt it was an important song for her on Teenage Dream.