Music
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According to BBC News, the Love And Other Drugs actress will join Washington to emcee the December 11 event in Oslo.
Previous hosts have included Liam Neeson, Sir Michael Caine, and Oprah Winfrey.
it was reported earlier this week that Barry Manilow, Jamiroquai, and Oscar-winning composer A.R. Rahman will take the stage during the gig.
Colbie Cailla, Elvis Costello, and Florence And The Machine are also scheduled to perform.
The Nobel Peace Concert has been held annually since 1994 to celebrate the achievements of each year's Nobel peace laureate.
The selection of imprisoned Chinese dissident Liu Xiaobo as this year's honouree has drawn international controversy and calls from China for its allies to boycott the ceremony.
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