Artists including British pop band Florence and the Machine, US pop singer Colbie Caillat, pianist Herbie Hancock and singer-songwriter Elvis Costello will also perform at the Dec. 11 show.

Washington said Thursday he was "honored to attend" the Nobel Peace Prize Concert "to help spread the message of global peace." Last year, actor Will Smith and his actress wife Jada Pinkett Smith co-hosted the concert, honoring the 2009 laureate and Smith fan Barack Obama.

The winner of the 2010 Nobel Peace Prize will be announced in Oslo on Oct. 8. The award is handed out Dec. 10.