This Flex-Ability Blues series will enable you: to perform each blues song either as solo, duet, trio, quartet, and/or quintet; to bring together players of different levels; to choose your individual ensemble of any size; to combine any instrument part from any book with any part from the other books. The Flex-Ability Blues series provides you with seven instrumental books including ten blues songs in five-part score form you can use in such a flexible way. Brass T.C.: Bb Trumpet, Baritone T.C.