John Mayer singing — John Mayer certainly looks (and feels!) different these days

John Mayer's New Song Is Definitely About Jennifer Aniston

The 34-year-old crooner sings about "letting go" from a heartfelt relationship.

It sure takes John Mayer a long time to get over someone, especially when that someone is America's sweetheart, Jennifer Aniston! In his latest single, "Shadow Days," the singer croons about letting go, and many are buzzing that it's about his bubbly ex.

John Mayer Wants To Sleep With Jennifer Aniston

Mayer tells Rolling Stone he effed up royally in the Aniston split.

So wait, John Mayer does possess an ounce of decency when it comes to dating and ex-girlfriends? Mayer sat down with Rolling Stone Magazine to reveal his 20/20 hindsight regarding his romances with Jennifer Aniston and Jessica Simpson...and it sounds like there are a lot of things he wishes he could take back.

Is John Mayer Giving Up Twitter?

Singer considers stopping after rumors Tweeting caused the Aniston breakup.

John Mayer might be considering dropping Twitter after rumors that his obsession with the social network ended his relationship with Jennifer Aniston.

Aniston Dumped Mayer Because Of Twitter

Relationship ended over Mayer’s frequent tweets and infrequent calls.

Jennifer Aniston reportedly dumped John Mayer when it was discovered he had more time to Tweet than to return her phone calls.

Double V Don’t Care For Mayer

Vince Vaughn doesn't care for John Mayer one bit, allegedly.

Despite (or perhaps due to) his recent good work with the ladies, John Mayer is seeing some haters. According to rumor, Vince Vaughn is not pleased with the Mayer - Jennifer Aniston situation. And Bill Simmons even weighed in. Indeed-y.