Singer John Mayer may have been spotted looking like a perfect boyfriend with his new love Katy Perry at the Grammys this weekend, but in a new interview the singer admits to being a jerk to some of his exes.
We all know Mayer has a long list of Hollywood ex-girlfriends -- including Jessica Simpson, Taylor Swift and Jennifer Aniston -- and a womanizing reputation, but Mayer is now owning up to his past antics. Mayer also says he is a changed man in his new relationship with pop star Katy Perry.
Watch the video above to see just what John had to say about his famous exes.
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