Instrumental Duet Cello,Instrumental Duet,Violin - Level 3 - Digital Download SKU: A0.742719 By Petula Clark. By Tony Hatch. Arranged by Rie Mochizuki. Pop. Score and parts. 4 pages. Mochi Music #350852. Published by Mochi Music (A0.742719). Arrangement for violin and cello duo of Petula Clark's 1964 hit Downtown by Tony Hatch.