Watch below, but basically a fan asked Katy to pick from a list of possible songs only...every single option was 2013's "Who ...

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 ...

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 & john mayer in attendance for sabrina carpenter “short n sweet” tour omg,' one wrote alongside a photo of Katy glued to her phone as John glanced away.

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 is single, having recently separated from ex-fiancé Orlando Bloom, but she has many famous exes. Perry’s past ...

Katy Perry and John Mayer recently had an unexpected run-in in Los Angeles. Perry, 40, and Mayer, 47, were spotted at Sabrina Carpenter’s Short n' Sweet Tour show at the Kia Forum in Los Angeles ...

Katy Perry reconnected with a ~legendary lover~ from her past at the Sabrina Carpenter concert. The “Roar” singer, 40, was spotted chatting with ex John Mayer at the pop star’s Short n ...

Turns out, even A-listers get flustered when they’re surprised by their exes. On Nov. 18, both Katy Perry and her ex, John Mayer, attended the Sabrina Carpenter show in Los Angeles.

John Mayer's relationship with Katy Perry heating up. Dec. 27, 2012— -- intro: What a difference a year makes: Last year Katy Perry and husband Russell Brand spent the holidays apart before ...