He regularly sang and played piano in a blues duo with guitarist Paul Hartshorn.

Scrapomatic is an American blues duo, consisting of two performers, Paul Olsen, and Mike Mattison.

After the church rehearsal, U2 walked around the Harlem neighbourhood where they come across blues duo, Satan and Adam, playing in the street.

Moreland & Arbuckle started out as a blues duo founded in Kansas, in 2001.

Schwall and Seigel formed a blues duo in 1964, playing at Chicago bars and clubs.

Naked Remedy are a psychedelic blues duo formed in Worcestershire, UK.

"I don't think he's coming," says a member of the blues duo that used to play alongside Mr. Chappelle during the opening of each show.

Gibson was also playing in a blues duo called Bottled in Bond.

Conoscenti and Carbone also formed a blues duo called Chicago Don and Little Arnold.

Sam & Dave were an American soul and rhythm and blues (R&B) duo who performed together from 1961 through to 1981.