Venezuelan Cuatro player Jorge Glem plays in a group called C4Trio. Very well known music group inside Venezuela. Formed by 4 members, their most unusual characteristic is the fact that the group is conformed by 3 cuatros and a bass.
C4Trio had an appereance on Berklee Performance Center on 2010, where they play a variety of music for about an hour demostrating how versatile a Cuatro can be.
Just watch and enjoy: