Katy Perry is single again Katy Perry Fri-24-Aug-12 15:56 Share this By Megan Slovak The relationship between Katy Perry and John Mayer is all over after only a few months. A source has confirmed is saying: "She's [Katy’s] really upset about it.” Another insider added: "She is making it seem like it wasn't serious with John, but she is hurt." Going out with a known womaniser as a rebound and expecting that to be the real deal is very silly Katy. You can do better! You May Also Like Miley's pissed about Katy's kissing diss Who is the most streamed female artist in the world? Katy Perry the Aussie Weather Girl! Become a fan of The Edge on Facebook and on Twitter .