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.

Katy Perry gives wild SNL performance of Roar

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Katy Perry for President? 11 Times She's Basically Been on the Campaign Trail

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Katy Perry performs Live Walking on Air on Saturday Night Live 10122013 - Videos - Metatube

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