John Mayer used to be kind of a meanie. OK, so that's an understatement. The man that told the world about Jessica Simpson's bedroom style has been dating Katy Perry for months now, and dare I say it, he seems ... changed. The duo was adorable at the Grammy Awards, and on CBS' Sunday Morning, Mayer said that their relationship is unlike anything. See what he's talking about on today's Daily Stir:

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John Mayer

Are you a fan of John and Katy together? Do you think he's a changed man?


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