Cello Duet Cello - Level 1 - Digital Download SKU: A0.932338 By The Turtles. By Alan Gordon and Garry Bonner. Arranged by Samuel Araya. Rock. Score. 4 pages. Sam's Cello Studio #6113373. Published by Sam's Cello Studio (A0.932338). Happy Together by the Turtles for easy cello duet (two cellos). No shifting in either part.