Katy Perry covers Rihanna, Jay Z and Willow Smith!

To help kick off her “California Gurls” tour, Katy Perry took it down a notch and sang covers of songs from Rihanna, Jay Z and Willow Smith! Get ready to be Pimpin’ and Whippin Your Hair with the Only Girl In The World…

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Let’s hope she has more of this coming in the future, shall we?