Barbershop music countertenor, the baritone resembles the Heldentenor or lyric baritone in range and a tenor in tessitura, and the lead generally corresponds to the tenor of classical repertoire, with some singers possessing a tessitura more similar to that of a high baritone. Barbershop singing is performed both by men's and women's groups; the elements of the barbershop style and the names of the voice parts are the same for both. The defining characteristic of the barbershop style is the "ringing" chord, one in which certain overtones of the four voices reinforce each other, sometimes so strongly that the overtone is perceived
Metropolis (barbershop quartet) Far Western District Champions, on May 9, 1998, Metropolis earned the Harmony Sweepstakes' Grand National A Cappella Championship - the first barbershop quartet to do so in the history of the event - and in 1999, the Contemporary A Cappella Recording Awards (or CARAs) nominated Metropolis' CD "Aural Hygiene" for "Best Barbershop Recording" and "Best Barbershop Song". In 2002 in Portland, Oregon, Metropolis earned a Bronze Medal in the Barbershop Harmony Society's International Competition and repeated this achievement in Montreal, Quebec in 2003, Louisville, Kentucky in 2004, Salt Lake City in 2005 and again in Indianapolis, Indiana in 2006. The