Perez Hilton — When you're dating a musician, you better get more than "Happy Birthday" on the big day, especially when you're turning the big 4-0! That's exactly what John Mayer is rumored to have done for Jennifer Aniston. We imagine the song he penned for her go... more info

PopSugar — Last week Jennifer Aniston stopped by The Ellen DeGeneres Show, and yesterday John Mayer's segment aired. He taped the interview before his busy weekend, which included celebrating Jen's birthday as well as performing and accepting two awards at the ... more info

PopSugar — Last week Jennifer Aniston stopped by The Ellen DeGeneres Show, and yesterday John Mayer's segment aired. He taped the interview before his busy weekend, which included celebrating Jen's birthday as well as performing and accepting two awar... more info

People.com — The singer pens a "special song" for Aniston's 40th birthday more info

Perez Hilton — viewNode("4f42ba1c0cb2a", { player_profile:'vega4', width: 410, height: 315 }); CLICK HERE to watch DeGeneres and Jennifer Aniston's butt boy sing the Lady GaGa hit. So gay!!!! more info

Yahoo! Music UK — world entertainment news - John Mayer still feels bad about his 2005 Grammy Award for Song of the Year - because he's convinced fellow nominee ALICIA KEYS should have won. more info

Pop Crunch — John Mayer, one of the many winners at Sunday night’s 2009 Grammy Awards, talked Lady GaGa and sleepovers with A-list girlfriend Jennifer Aniston on The Ellen DeGeneres Show Monday. John & Ellen sing Lady GaGa’s smash “Just Dance” in the ba... more info

ContactMusic — JOHN MAYER still feels bad about his 2005 Grammy Award for Song of the Year - because he's convinced fellow nominee ALICIA KEYS should have won.The singer/songwriter, who won ... more info

PopSugar — Jennifer Aniston doesn't turn 40 until Wednesday, but she celebrated in style at her house in LA on Saturday. John Mayer stayed close to the birthday girl all night as she partied with famous friends including Courteney and David, Tobey Maguire and... more info

PopSugar — Jennifer Aniston doesn't turn 40 until Wednesday, but she celebrated in style at her house in LA on Saturday. John Mayer stayed close to the birthday girl all night as she partied with famous friends including Courteney and David, Tobey Maguir... more info