12/15/2008 05:12 am ET | Updated May 25, 2011

John Mayer: Jennifer Aniston 'Knows Me,' Has My Back

John Mayer was having a good time on the red carpet at Alicia Keys' Annual Keep a Child Alive Black Ball Thursday night. Must be because somebody's got his back.

He started off the night by playfully grabbing the microphone of a reporter from the Tyra Banks Show to announce his own "talk show is going to be called John!"

And while the singer may be joking about his next career move, he had some serious words about girlfriend Jennifer Aniston. "It's really nice to have somebody in life have your back," Mayer told PEOPLE. "That girl knows me ... so whether I go to bed alone or not, to have somebody who knows you in this world, that's a really nice thing."

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