Ottomatic Slim is a Boston based Harmonica-Guitar driven electric Rock Blues band. Otto Lenz, harmonica virtuoso teacher of Famed Artist Jack Coughlin. He studied with Howard Levy of the Flecktones. The first album hit Billboard charts & sold out 2 full factory productions of the Album. Otto holds the Only original granted Copyright reproduction permissions of the album. There are no "Factory Originals" available and any MP3 or other versions should only be purchased by the Artist directly.