Heidi Range (L) and Keisha Buchanan of the Sugababes perform at the 2005 Nobel Peace Prize Concert in Oslo December 11, 2005. The concert paid homage to this year's Nobel Peace Prize laureate Mohamed ElBaradei, director general of the International Atomic Energy Agency (IAEA). The IAEA and ElBaradei won the prize for their efforts to limit the spread of atomic weapons. REUTERS/Alex Grimm