for all the snow-capped mountains and rainbows in reykjaviÍk, the essence of iceland revealed itself factory converted into a concert hall. >> ♪ take up this stage baby, turn this around ♪ >> wertheim: rapping their way out of a giant disco ball: the daughters of reykjaviÍk, the odds-on favorite to win iceland's annual" soÖngvakeppnin," or song contest. >> ♪ calling out in the rain ♪ >> wertheim: it's a national preliminary, a sort of play-in tournament to determine who will represent the country at "eurovision" in italy this year. ♪ ♪ ♪ tell me the name of the contest. >> jón jónsson: "soÖngvakeppnin." >> wertheim: "soÖngvakeppnin." >> jónsson: you got it. >> wertheim: backstage, the evening's hosts graciously approved of our pronunciation and explained "eurovision's" appeal. >> bjoörg magnúsdóttir: we have drkness here, like, nine months a year. so, this is kind of the antidepressant. ( laughs ) that takes us from darkness into the light. and all the nation-- we don't agree on anything in iceland in general, except for, like, we love swimming pools and we love "eurovision." >> wert