Katy Perry reveals how she and John Mayer hooked up Fri-25-Oct-13 11:46 Share this By Jay-Jay FeeneyKaty Perry has revealed how she and John Mayer hooked up and what she loves about him.She said they have a lot in common. "There's a lot of understanding when you get home and say, 'Ah, I had a pretty crappy show'. John's like, 'I understand because I've had one, too'. You get to share music.”They met in the studio."We did a song for his album, an incredible duet called 'Who You Love' that is a beautiful song. "I'm so proud of it because people hear it, and they hear a different side of me."She also gushes about John saying, "He literally is a genius." You May Also Like See John Mayer and Katy Perry’s First Portraits Together - Photos Katy Perry 'Unconditionally' - the video Katy Perry's dramatic 'Unconditionally' video - the teaser Become a fan of The Edge on Facebook and on Twitter .