as a brazilian, it´s not the way i would to see how world see our culture, but let´s go.
That "music" that you all listen in the video(after 7 mins) it´s called "pentada violenta", it´s a brazilian funk, it´s jô how put to play it.
this is the video of how you suppose to dance, sorry for this guys. Every time I hear "pentada violenta" a part of me dies.
<a class="postlink" href="http://www.youtube.com/watch?v=zYDElARLOeI" onclick="window.open(this.href);return false;">http://www.youtube.com/watch?v=zYDElARLOeI</a>