Watch Katy Perry perform 'Roar' and 'Walking on Air' on 'SNL' - Los Angeles Times

With just over a week until the release of "Prism," Katy Perry took to "Saturday Night Live" over the weekend to perform two songs from the upcoming album.
With just over a week until the release of Prism, Katy Perry took to Saturday Night Live over the weekend to perform two songs from the upcoming album.

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KATY PERRY PERFORMS WALKING ON AIR ON SNL SATURDAY NIGHT LIVE!

KATY PERRY PERFORMS WALKING ON AIR ON SNL SATURDAY NIGHT LIVE!

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