Instrumental Duet Alto Saxophone,Baritone Saxophone,Instrumental Duet - Level 4 - Digital Download SKU: A0.984994 Composed by Steve Waterman. Jazz,Latin,World. Score and parts. 13 pages. Steve Waterman #4994775. Published by Steve Waterman (A0.984994). Songo For Mia is a duet for 2 alto or 2 baritone saxophones containing some improvisation on both parts. It could also be played by 1 alto and 1 baritone saxophone.Songo is a genre of Cuban music incorporating elements of folkloric rumba.