for all those who are into tropicalia, i guess, and well, the others too:
http://www.youtube.com/watch?v=MmzNNp6zOJc
the sound is crap and there is one section of the song that is cut out in the middle, but the enthusiasm is infectious... i stumbled onto this yesterday and couldn't stop grinning in front of my screen...
and this is absolutely irresistible:
http://www.youtube.com/watch?v=YSXEdTmpEmU
(sorry if it has been posted already)