 On October 13, 2008, Weir, Lesh, Hart and Kreutzmann, joined by Warren Haynes and Jeff Chimenti, played a second show for the Obama campaign, called "Change Rocks", at Penn State University.On January 20, 2009, the same lineup played at one of the ten official balls for the inauguration of President Obama.The band toured the United States in the spring of 2009, playing 23 concerts in April and May, with a lineup of Bob Weir, Phil Lesh, Bill Kreutzmann, Mickey Hart, Warren Haynes, and Jeff Chimenti.