The anthem of the former Soviet Union was dropped (IIRC) and then resurrected by Russia when they realised they couldn't write a better one. There's something utterly wholesome about their volleyball team belting it out...[youtube]http://www.youtube.com/watch?v=Jc-r9U2jOLs[/youtube]
I'm very fond of Land of My Fathers in the rugby context, and Fratelli d'Italia is a cracker when you're drunk but if you're not stirred by the Russian anthem then you have no soul. It genuinely brings tears to my eyes.