updated 06/06/2012 AT 11:45 AM ET
•originally published 06/06/2012 AT 10:00 AM ET
“It made me feel terrible,” Mayer, 34, tells Rolling Stone in its latest issue.
“Because I didn’t deserve it. I’m pretty good at taking accountability now, and I never did anything to deserve that. It was a really lousy thing for her to do.”