Music News John Mayer's upcoming concert tour to raise money for U.S. troops 02/28/2012 A portion of the proceeds from John Mayer's upcoming concert tour will go to benefit U.S. troops, Columbia Records announced. Read More RELATED NEWS 'Top Chef' Season 23 cast and premiere announced by Bravo'Big Brother' evicts Keanu Soto and determines Final 4 houseguests -- Plus, who wins HoH?Kaitlyn Bristowe calls Jason Tartick out for being "mean and pathetic" TAGS: John Mayer
