Jugband

3 clues
Blues or folk group
Jailhouse musicians?
It might include a washboard
Similar answers:
Aband
Abandits
Abandon
Abandoned
Abandonedsheep
Abandonedship
Abandonedshipit
Abandonedwell
Abandonee
Abandonees
Abandoning
Abandonment
Abandononespost
Abandons
Abandonship
Abandonshippie
Abandonshope
Abandonsshop
Abandship
Aboutthehusband