The guitarist in question was playing a show in Los Angeles, when he spotted Mayer admiring his guitar work from afar ...

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

John Mayer and Katy Perry, who dated on and off between 2012 and 2015, both attended Sabrina Carpenter's Short n' Sweet Tour ...

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 recently had an unexpected run-in in Los Angeles. Perry, 40, and Mayer, 47, were spotted at Sabrina ...

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.

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

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, ...

“Who Says” exes can’t be friends? 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 quit ...

The storied history of Jim Henson Studios in Hollywood, which once upon a time was where silent film legend Charlie Chaplin ...

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 ...