Roots of Hall & Oates

Womack & Womack was the singing and songwriting partnership of married American musicians Linda Womack and Cecil Womack. The duo were successful as songwriters for other artists and had several international hits as a singing duo in the 1980s and 1990s. Later recordings with other members of their family were credited to The House of Zekkariyas.

The Ying Yang Twins are an American hip hop duo consisting of Kaine and D-Roc. Despite the name, the duo are not twins, brothers, or even related.

Foghat are an English rock band formed in London in 1971. The band are known for the use of electric slide guitar in their music. Their best known song is the 1975 hit "Slow Ride". The band have released 17 studio albums, including eight gold albums and one platinum, along with one double platinum live album. Despite several line-up changes, the band continue to record and perform.

Orleans is an American pop rock band formed in 1972 in Woodstock, New York, by John Hall, Larry Hoppen, and Wells Kelly. Larry's younger brother, bassist Lance Hoppen, and drummer Jerry Marotta joined the band in 1972 and 1976, respectively. The band is best known for its hits "Dance with Me" ; "Still the One", from the album Waking and Dreaming; and "Love Takes Time". The group's name evolved from the music it was playing when it formed; their music is inspired in part by Louisiana artists, including Allen Toussaint and the Neville Brothers.

The Righteous Brothers are an American musical duo originally formed by Bill Medley and Bobby Hatfield but now comprising Medley and Bucky Heard. Medley formed the group with Hatfield in 1963. They had first performed together in 1962 in the Los Angeles area as part of a five-member group called the Paramours, and adopted the name the Righteous Brothers when they became a duo. Their most active recording period was in the 1960s and '70s, and, after several years inactive as a duo, Hatfield and Medley reunited in 1981 and continued to perform until Hatfield's death in 2003. The term "blue-eyed soul" is thought to have been coined by Philadelphia radio DJ Georgie Woods in 1964 when describing the duo's music.