http://www.youtube.com/watch?v=Xk_m6KxND_0&list=UU66HqS2OwwaZrKg8aV8MPyA&index=1&feature=plcp By Paulo Ricardo S. Ribeiro.

http://vimeo.com/53223751 By Gary Myers

http://www.youtube.com/watch?v=A1Pu5TFo3iA&feature=related By MrHeinzelnisse. This is not a new video, but I just found it and…

By Matray (of Babioles fame).