PHOTOS: Patti LaBelle's Style Evolution
Ms. Patti will join President Obama and First Lady Michelle Obama at the Washington National Cathedral in D.C., where the concert will be held. Mezzo soprano Denyce Graves and country singer Alan Jackson will also take part in the televised program.
PHOTOS: Patti LaBelle's Style File
President Obama will spend the day visiting 9/11 memorial sites in Washington D.C. (the Pentagon), New York and Pennsylvania.