The Sister is a trio featuring Horizontal K on beats, samples, banjo, guitar, and percussion, E. Clarke Wyatt on keyboards of various kinds, And JJ Richards on bass and Vocals.  Mystery Sister's sound combines elements of jazz and hip hop with indigenous music from all over the world, especially Indian and Brazilian.  Mystery Sister is best known in Austin for its regular performances at the former underground club "The AusHaus."   Although only a trio, Mystery Sister can achieve a huge sound that often has more than three voices, as all three members are multi-instrumentalists.