OutKast or the Everly Brothers (3)
I believe the answer is:
duo
(Other definitions for duo that I've seen before include "Performing couple" , "They might play" , "Pair of musicians" , "Musical work for two" , "Item" .)
I believe the answer is:
duo
(Other definitions for duo that I've seen before include "Performing couple" , "They might play" , "Pair of musicians" , "Musical work for two" , "Item" .)