Barbershop music encompass both men's and women's singing in the barbershop style – in quartets and choruses. Sweet Adelines International and Harmony, Inc. are two women's barbershop singing organizations that operate globally and in North America, respectively. Other women's organizations include the Ladies Association of Barbershop Singers (LABBS) in the United Kingdom, the Spanish Association of Barbershop Singers (SABS) in Spain, and the Irish Association of Barbershop Singers (IABS) in Ireland. A barbershop quartet is an ensemble of four people who sing a cappella in the exacting barbershop music genre. In North America most male barbershop quartet singers belong to the Barbershop
Homer's Barbershop Quartet 11 best cameos on "The Simpsons". Andrew Martin of Prefix Mag named Harrison his fourth-favorite musical guest on "The Simpsons" out of a list of ten. Homer's Barbershop Quartet "Homer's Barbershop Quartet" is the first episode of "The Simpsons" fifth season. It originally aired on the Fox network in the United States on September 30, 1993. The episode was written by Jeff Martin and directed by Mark Kirkland. It features the Be Sharps, a barbershop quartet founded by Homer Simpson. The band's story roughly parallels that of The Beatles. George Harrison and David Crosby guest star as themselves, and The