http://www.youtube.com/watch?v=FArZxLj6 ... re=related
http://www.youtube.com/watch?v=7wqfcwgT0Ds
http://www.youtube.com/watch?v=pY8jaGs7 ... re=related
http://www.youtube.com/watch?v=B1BdQcJ2ZYY
Hope this hasn't been posted before. :s. Anyway, if it hasn't they're a few Flight of the Conchords songs, very enjoyable stuff.