The Knife is a blood sucking, ass kicking, sister-brother tag team, Olof Dreijer and Karin Dreijer Andersson. They are based in Stockholm, Sweden and have made music together since 1999. They released "Silent Shout" in 2006 on their own label Rabid Records.
The video is animated by Motomichi Nakamura. The characters have this frighting yet humorous persona. i'm not sure if i should laugh or be scared while watching this, all i know is i cant stop watching this video. you can check out more of his work on his web site.