GRAND PRIX at the Hitch On Music / Jazz Juniors by quantumtrio | Dec 7, 2017 | News | 0 comments We are proud to announce that we have won the Hitch On Music Exchange / Jazz Juniors 2017 !!! Thank you very much!!! 🙂 Submit a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.