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

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

Katy Perry reminisces on first UK performances in a pub as she announces huge comeback tour Little girl's joyful reaction ...

Katy Perry and John Mayer have reunited nearly 10 years after their breakup at an unlikely event – Sabrina Carpenter 's L.A.

The “Who You Love” collaborators, who dated on and off for three years, were spotted chatting at Sabrina Carpenter’s concert in Los Angeles on Sunday.

LOS ANGELES, CALIFORNIA: Katy Perry and John Mayer appear to remain on good terms a decade after their breakup. The two were spotted sharing a friendly moment at Sabrina Carpenter’s concert in Los ...

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, ...

Exes Katy Perry and John Mayer were spotted having a friendly catchup conversation while in the crowd at the Kia Forum for Sabrina Carpenter's celebrity-filled Los Angeles show.

John Mayer and Katy Perry were spotted having a friendly chat while attending Sabrina Carpenter’s star-studded Los Angeles ...

Katy Perry can't stop serving up spicy outfits. Her latest is a skin-baring top that fits in perfectly with her '143' ...

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

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