2009 Eurovision song Contest winner Alexander Rybak performing at the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

24.05.2010#673244

2009 Eurovision song Contest winner Alexander Rybak performing at the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673243

Svante Stockselius, the Executive Supervisor of the 2010 Eurovision Song Contest, at its opening ceremony in the Oslo City Hall.

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2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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Mayor of Oslo Richard Fabian Stang at the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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UK's Josh Dubovie, second from left, and his band before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673239

Estonia's Malcolm Lincoln before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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Georgia's Sofia Nizharadze before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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Malta's Thea Garrett before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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Iceland's Hera Björk before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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Norway's Didrik Solli-Tangen, third from left, before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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Croatia's Feminnem band before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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Armenia's Eva Rivas before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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Azerbaijan's Safura Alizade before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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Germany's Lena Meyer-Landrut before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

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Switzerland's Michael von der Heide, second left, and his band before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673224

Russia's Pyotr Nalich, center, and his music band before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673223

Portugal's Filipa Azevedo before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673222

Ireland's Niamh Kavanagh, second left, and her band before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673221

From right: Sweden's contestant Anna Bergendahl and head of the Swedish team Krister Bjorkman before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673220

Latvia's Aisha, second right, with her band before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673219

Finland's Kuunkuiskaajat before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673218

Spain's Daniel Diges before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673217

Poland's Marcin Mrozinski, left, before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673216

Belarus's band 3+2 before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673215

From left: Denmark's Chanée & N'evergreen before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673214

Serbia's Milan Stankovic before the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

23.05.2010#673213

2009 Eurovision Song Contest winner Alexander Rybak at the 2010 Eurovision Song Contest opening ceremony in the Oslo City Hall.

24.05.2010#673212