John Mayer has a new single 'Who Says,' from his upcoming forth studio album 'Battle Studies,' set to release on Nov. 17. The catchy ballad opens with the line: 'Who says I can't get stoned?" and is reminiscent of his acoustic hit 'Stop This Train.' Taylor Swift also makes an appearance on the forthcoming album singing a duet with Mayer titled, 'Half of My Heart.' Be sure to listen to the new single 'Who Says,' right now on our Adult Alternative station.
