Musician Herbie Hancock performs at the piano at the White House in Washington, Wednesday, Jan. 19, 2011, for President Barack Obama, first lady Michelle Obama, China's President Hu Jintao, and guests, during a State Visit.  (AP Photo/Carolyn Kaster)

Photo by: Carolyn Kaster

Musician Herbie Hancock performs at the piano at the White House in Washington, Wednesday, Jan. 19, 2011, for President Barack Obama, first lady Michelle Obama, China's President Hu Jintao, and guests, during a State Visit. (AP Photo/Carolyn Kaster)