http://www.urbandictionary.com/define.php?term=tism http://www.urbandictionary.com/define.php?term=Tony+Danza
its an acronym for This Is Serious Mum, an australian band. this video was made for an animation festival in australia a few years ago, i think, and it won a top prize. if you look hard enough, you can find one of the original FLASH versions of much higher quality.