Katy Perry is single again after calling off her yearlong relationship with Orlando Bloom, and the breakup got us thinking about the other men who have stolen the sexy singer's heart over the years and inspired a few of her hit songs, too. From her early relationships and marriage to Russell Brand to her on-and-off romance with John Mayer, look back on Katy's dating history here.
Who Has Katy Perry Dated? 9 Guys Who Kissed the Girl and Liked It
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