Heavy Tuba & Jon Sass is a unique musical duo that combines the unlikely pairing of a tuba and a saxophone. Tuba player Jon Sass and saxophonist Howard Johnson have been collaborating since the early 1990s, and their music is a blend of jazz, classical, and world music. Their performances are known for their energy and improvisation, and they have released several albums, including "Pictures At An Exhibition," "At Montreux Jazz Festival," and "Faces."