It's programs include:
Community Kitchen & Food Pantry of West Harlem
John performed several songs from his new release Battle Studies,including Heartbreak Warfare, Half of my Heart (with Taylor Swift),Who Says and the classic blues tune Crossroads which he has performed in the past with the legendary Eric Clapton(See Archive Video below). He also included Waiting on the World to Change and Say in the set.
Other artists performing included Usher with Justin Bieber,the new teen heart throb,Taylor Swift who sang "Half of My Heart" duet with John Mayer,past American Idol sensation, Jordin Sparks, Boys Like Girls,...
From the Archives:
John Mayer with Eric Clapton Performing Crossroads at Free Concert in Bryant Park- July 20,2007 in NYC:
A free download of a live "Battle Studies" version of "Crossroads", which John performed at a free concert at the Music Hall of Williamsburg, November 16,2009, is in the Heavier Octaves Radio Podcast Archives at this link.