Folks tracking Mark Twain in popular culture, media, or performance might be interested in this: Dimension of IS http://www.devilbunny.org/performance_art.htm Parts one and two, Past/Present and Past, begin and end with performances of Twain's "Battle Hymn of the Republic (Brought Down to Date)" by Gigi Otalvaro-Hormillosa (aka Devil Bunny), "a San Francisco based interdisciplinary performance artist, video artist, cultural activist, curator and percussionist of Filipino and Colombian descent." Jim Zwick