Ringmasters (barbershop quartet) awards and accolades, the most prestigious being the Barbershop Harmony Society International Quartet Championship Gold Medal in Portland, Oregon on July 8, 2012. Their other accomplishments include the Society's International Collegiate Quartet Championship in 2008 and first place at IABS barbershop contest in 2007, and SNOBS gold in 2008. Some members of Ringmasters are also members of zero8, the SNOBS 2008 Champion Chorus led by Doug Harrington of Second Edition. All four members attended Adolf Fredrik's Music School, and Stockholms Musikgymnasium, two high-profile music schools in Stockholm. Ringmasters (barbershop quartet) Ringmasters is a Swedish barbershop quartet affiliated with the Society
Barbershop music recording industry their performances were recorded and sold. Early standards included songs such as "Shine On, Harvest Moon", "Hello, Ma Baby", and "Sweet Adeline". Johnson noted in the 1920s how the genre had already crossed racial barriers. Barbershop music was very popular between 1900 and 1919, and some of the most popular quartets were the Haydn Quartet, the American Quartet, and the Peerless Quartet. Modern barbershop quartets often costume themselves in gaudy versions of the vaudeville dress of this time, with boaters and vertically striped vests. Composer and pianist Scott Joplin incorporated a barbershop quartet into his 1911 opera "Treemonisha".