Katy Perry, John Mayer not serious about each other?

John  Mayer  Katy  Perry

Singer Katy Perry and John Mayer "only see each other whenever it's convenient" and are reportedly keeping their relationship casual while she is on tour.

http://bit.ly/1LPYxT4 

http://www.uitvconnect.com/newspaper/katy-perry-john-mayer-not-serious-about-each-other