Mísia, Christina Pluhar & L'Arpeggiata - Sem Saber (Video Clip)

http://www.youtube.com/v/bxK09tSLn1k?version=3&autohide=1&autohide=1&showinfo=1&autoplay=1&attribution_tag=Eo_q5tfhkQOdCfckwLhnaw&feature=share