1. Matt Gray , USA, Instrumental music written and performed by matt gray. Acoustic and electric instrumentals in blues, jazz, folk, rock, and others. The cd puzzle was released in the fall of 2006. 2. Matt Gray was a music programmer in the 80s for home computers mostly on the Commodore 64 . One of his most famous tracks was the soundtrack to Last ninja 2 released in 1988. 3. Matt Gray, lead singer and front-man of Prince Polo. Has a solo project titled Matt Gray and the Gray Matts.