Green Line X-Tension
Green Line X-Tension, a vocal group based in Boston, Massachusetts, combines a unique vocal blend and tightly woven harmonies in an eclectic repertoire of jazz standards, pop, rock, R&B, and original music.
Green Line X-Tension, a vocal group based in Boston, Massachusetts, combines a unique vocal blend and tightly woven harmonies in an eclectic repertoire of jazz standards, pop, rock, R&B, and original music.