John Mayer

John Mayer surprised audiences on his Australian tour by performing an unexpected cover of Beyonce’s love song ‘XO.’ The singer and his fans enjoyed the performance so much that he just released a studio recording on iTunes.

Katy Perry has finally and officially confirmed what the world knows and is painfully obvious -- that she and BF John Mayer have split.

A single singer impersonating various other voices is, like, all the rage on YouTube right now. We've had an off-Broadway talent channel everyone from Demi Lovato to Alanis Morrisette in one tune and a guy singing 'Let It Go' in the voices of various Disney-Pixar characters. Now enter YouTube star Roomie, who impersonates everyone from Adam Levine to Fall Out Boy in his new video, 'One Guy, 14 Voi

If Charlie Sheen is your bro, rest assured he ALWAYS has your back. Case in point: this John Mayer fake Rolex mess. What does Sheen have to do with it and why is he firing insults at Mayer and his music via Twitter? Sit back and we'll tell you.

Ouch! After Katy Perry went on an Aussie TV show to say that she pulled away from Miley Cyrus when the singer tried to slip her the tongue in their kiss-seen-round-the-world because "God knows where that tongue has been," Miley has retaliated, rather meanly, on Twitter.

On, off, on, on, off. Up, down, up down. Katy Perry and John Mayer's romance sure is a roller coaster. Months after reports that an engagement was inevitable and weeks after Perry was seen wearing a rock on that finger, the musical duo is said to have split… again.

A few months ago, an insider said that a Katy Perry and John Mayer engagement was inevitable and that they were on that path. Did they finally become betrothed?

You love who you love, regardless of gender, skin color or religion. That should be the governing principle of life in general -- but it's most certainly the case in the song and video for the John Mayer and Katy Perry duet 'Who You Love.'

Katy Perry has revealed why she and boyfriend John Mayer broke up last spring and the true reason she split with husband Russell Brand in her January 2014 Marie Claire cover. She looks pretty bangin', BTW!

Katy Perry and John Mayer are getting super serious, but as anyone who's followed their tumultuous relationship knows, they've had quite a few ups and downs -- including quite a few splits -- in between. Thankfully, though, those are behind them ... and they even inspired Perry's smash hit, 'Roar.'

What the what? These two lovebirds are moving at lightning speed! Not only have Katy Perry and John Mayer reunited (and it feels so good!), but there are now reports circulating that they are moving in together. *Gasp!*

Katy Perry admitted in her Vogue cover, on stands now, that she is still madly in love with her ex, John Mayer. Yesterday (July 4), she posted a photo of the couple locked in an embrace while wearing patriotic attire on her Instagram feed.

In the battle for Katy Perry's heart, right now there are rumors of a Robert Pattinson romance as well as a John Mayer reunion in the works. But Perry's pals are rooting for only one of those guys. Which one?

Katy Perry has been a busy lady. In between platonic wedding-watching with Robert Pattinson, she managed to throw an A-list Memorial Day party -- and one of her invited guests was off-and-on boyfriend John Mayer. Cue the "oh no, not again" eye rolling.

You wrong for that one! Serial dater John Mayer is coping with his breakup from Katy Perry in a very interesting way... by trying to get into her BFF Rihanna's pants of course!

John Mayer was a guest on 'The Ellen DeGeneres Show' and while he did address his breakup with Katy Perry, he didn't actually say much about it.

On-and-off couple Katy Perry and John Mayer are off again ... for now.

After spending the holidays together, Katy Perry and John Mayer are setting tongues wagging about just how hot and heavy their relaysh is getting.

Why so serious? John Mayer and Katy Perry looked pretty sad leaving Mayer's 35th birthday dinner at Freeman's in NYC last night (Oct. 16). Is the thought of aging setting in? Was the clam dip bad?

Frank Ocean usually takes subdued approaches to his videos, but not with 'Pyramids.' The 'Channel Orange' singer examines the contrasts between the seedy underworld of strip joints and the actual underworld, all while sporting a sharp suit and brandishing a gun. The dark, trippy clip is a stark contrast to his 'SNL' performance of the song with John Mayer, in which he danced and played video games