Instrumental Duet Cello,Instrumental Duet,Violin - Level 4 - Digital Download SKU: A0.1153806 By David Guetta Featuring Usher. By David Guetta, Frederic Riesterer, Giorgio Tuinfort, Rico Love, Taio Cruz, and Usher Raymond. Arranged by Fabio Britto. Hip-Hop,Pop,R & B,Wedding. Score and parts. 10 pages. Fabio Britto #754073. Published by Fabio Britto (A0.1153806). Arrangement of the song Without You (David Guetta feat. Usher) for Violin & Cello Duo. #davidguetta #eletronicmusic #pop #usher.