Was John Mayer cheating on Katy Perry? Wed-02-Apr-14 09:34 Share this By Jay Jay Feeney Did KATY PERRY dump JOHN MAYER because he was having a kinky time with someone else?Supposedly he was doing the nasty with Actress Kelly Monaco. (She is on "General Hospital", and won the first season of "Dancing With the Stars USA".)Supposedly Kelly was open to the things that John's into, like sexy toys, tying each other up and threesomes. He couldn't get enough.Katy found texts between them and sent John packing. You May Also Like Jay-Jay murders Katy Perry's 'Birthday' in Headphone Karaoke Jay-Jay, Mike & Dom's Rude Awakening - Zara gets woken up by the Auckland Brass Band playing Katy Perry! Edge listener Adrian faces his fear of cotton balls (yeeeep) to win his daughter Katy Perry tix! Become a fan of The Edge on Facebook and on Twitter .