Katy Perry is single again Katy Perry Fri-24-Aug-12 15:56 Share this Tell Us What You Think WTF 0 LOL 0 FAIL 0 OMG 0 HOT 0 CUTE 0 ] 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 7 other celebrity diva moments Adele doubles up as U.S. chart leader Amy Winehouse's death made Katy Perry grateful for her husband Annah Mac covers 'Last Friday Night' Become a fan of The Edge on Facebook and on Twitter .