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Katy Perry performing at the 54th Annual GRAMMY Awards!

Katy Perry

Katy Perry

Katy perry

Katy Perry

Katy Perry

Katy Perry

Katy Perry

Katy Perry

Katy Perry

Katy Perry

Katy Perry's Blue Hair

Katy Perry

Katy Perry

Katy Perry

Katy Perry is just the best.

Katy Perry

Katy Perry

katy perry!

katy-perry

Katy Perry ♥