Katy Perry had the funniest reaction possible to a fan requesting that she sing her John Mayer duet mid-concert—watch here.

Katy Perry‘s ex-boyfriend John Mayer is reportedly looking to rekindle their romance, weeks after her split from her ...

From Russell Brand and John Mayer to Orlando Bloom, here are all the men who feature in the dating history of Katy Perry.

Meanwhile, Bloom has been embracing a more bachelor-like lifestyle. After his split from Perry, he was spotted attending high ...

Katy Perry is letting her ex hear her "roar." The pop star, 40, couldn't hold back her frustration after a fan proposed she ...

Katy Perry‘s ex-boyfriend John Mayer is reportedly looking to rekindle their romance, weeks after her split from her ...

Katy Perry’s ex John Mayer might be hoping for a second chance to reconnect with his past love after she recently split up ...

Katy Perry has had a lot of famous exes, including longer relationships with Orlando Bloom and John Mayer. Get to know all ...

And Katy had her arm around John at one point." On Independence Day, Perry joined Mayer at Philadelphia's Fourth of July Jam, where he performed.

John Mayer and Katy Perry seem to be on good terms. Nearly 10 years after ending their on-again, off-again relationship, the two musicians were spotted chatting while in attendance for Sabrina ...

Katy Perry told Ellen DeGeneres her music video, "Who You Love," with John Mayer is "more authentic" than Kanye West and Kim Kardashian's "Bound 2" ...