Andy McKee:
http://www.youtube.com/watch?v=nmE3QaGetn4&feature=PlayList&p=144C8607BF95111D&index=5
And another of his:
http://www.youtube.com/watch?v=Ddn4MGaS3N4&feature=PlayList&p=144C8607BF95111D&index=0&playnext=1
Hope the links come out okay......