I watched 2001: A Space Odyssey and heard these:
Song: Also Sprach Zarasthrusa
http://www.youtube.com/watch?v=cWnmCu3U09w&feature=related
Song: The Blue Danube
Song: Pretty Women [in Catalan]
Artist: Constantino Romero & Xavier Rivera - Vall
Interesting, it sounds almost like Spanish. Catalan is spoken in Barcelona, I believe.