Duet times two (7)
I believe the answer is:
quartet
(Other definitions for quartet that I've seen before include "film" , "Two violins, viola and a cello string group" , "Group of four performers" , "Players" , "Set of four people" .)
I believe the answer is:
quartet
(Other definitions for quartet that I've seen before include "film" , "Two violins, viola and a cello string group" , "Group of four performers" , "Players" , "Set of four people" .)