Perez Hilton — Looks like John Mayer won't ever be cast on Celebrity Apprentice. Days after advising Robert Pattinson to "not take back" Kristen Stewart, Donald Trump is warning Katy Perry about dating the lothario. The real estate mogul took to Twitter to share: ... more info

ContactMusic — Donald Trump has warned Katy Perry against John Mayer. The billionaire businessman has bizarrely taken to offering relationship advice, telling the... more info

ContactMusic — Taylor Swift ''fears'' she will never have a relationship which lasts forever. The 22-year-old singer - who has previously dated John Mayer, Jake... more info

Perez Hilton — Katy Perry treated John Mayer to a birthday dinner date on Tuesday night in NYC and it looks like she gave him a sexcellent dessert too! The casual couple were mobbed by the paparazzi when they left Mayer's pad on Wednesday morning. He kept his head ... more info

Starpulse — Katy Perry's brother David Hudson doesn't believe John Mayer is the right boyfriend for his sister. He recently told Life & Style magazine, "She deserves a true gentleman, and I don’t think she’s f... more info

Pop Crunch — Ladies man, John Mayer, couldn’t spend a special occasion alone. Mayer and former fling, Katy Perry, were spotted together outside of a New York City restaurant, said to be celebrating [...] more info

ContactMusic — Katy Perry's brother doesn't have high hopes for the pop star's on/off romance with singer/songwriter John Mayer, insisting his sister deserves a... more info

Big Apple Music Scene — Look, Katy. This is coming from the girl that made her college roommate play John Mayer’s “Your Body is A Wonderland” on repeat on Napster until she fell asleep for an intolerable six weeks. I get the appeal. More » I Don’t Feel Sorry For ... more info

Perez Hilton — Looks like somebody was a lucky birthday boy yesterday! Katy Perry and John Mayer’s relationship has definitely been on and off over the past few months, but on Tuesday, the duo took the Big Apple by storm! Not only were they spotted out to lunch e... more info

Dlisted — Seen here looking like a sad couple leaving the free clinic after learning some devastating news (the devastating news being that she's knocked up, because even they know a MayKat baby is not what humanity needs EVER), Katy Perry and John Mayer ... more info