Mayer and Perry, who dated on and off between 2012 and 2015, both attended Carpenter's Short n' Sweet Tour in L.A.

Running into an ex can be absolutely awkward — especially if you're Katy Perry and your ex is paramour, singer-songwriter ...

John Mayer and Katy Perry dated on and off between 2012 and 2015, during which they collaborated on the song "Who You Love." ...

Katy Perry and John Mayer reunited at Sabrina Carpenter's concert years after their breakup. Watch the pop star's hilarious ...

Katy Perry and John Mayer, who dated on and off from 2013 to 2015, were spotted chatting at a Sabrina Carpenter concert in ...

Who says you can’t be friendly with your ex? That’s exactly what Katy Perry and John Mayer did at Sabrina Carpenter’s Sunday, ...

Katy Perry and John Mayer were seated near each other for Sabrina Carpenter's L.A. concert on Nov. 18. Now, Perry's reaction ...

John Mayer and McG are closing in to buy the famed Jim Henson Studio lot and the Charlie Chaplin Studios in Los Angeles.

Katy Perry and John Mayer were spotted catching up at Sabrina Carpenter’s concert in Los Angeles on Sunday — nearly a decade ...

John Mayer is set to purchase the storied Hollywood lot established by Charlie Chaplin and later owned by A&M Records and the ...

The American musician is back with his fourth studio album, Leon, which pays tribute to his Texas roots. He joins Q's Tom ...

Katy Perry and John Mayer proved they've remained on friendly terms a decade after their split, as the former couple reunited ...