Following numerous rumors pairing the former "Friends" star with various Hollywood hunks, a source tells Us magazine of Jen and John, "He really got to her, and she's hooked on him.She just can't let go." After breaking up in January, the insider dishes of the twosome, "They are very close. Jennifer Aniston and John Mayer are reported to be dating again.However, the pair reunited earlier this month and were pictured enjoying a dinner date in Beverly Hills, California."As soon as John called Katy, she went running back to him.He swears he's a different man now and feels ready to commit.He promises he's changed, but that promise will be broken," the insider added.
Mayer, who has previously dated Jennifer Love Hewitt, Jessica Simpson, Jennifer Aniston and Taylor Swift, has a casanova reputation."He took that time to focus on himself and figure out why he can't commit.He even sought professional help," the source said."Everybody told her not to take him back because she's going to get hurt again but she's not listening.