1 Piano,6 Hands,Piano Duet - Level 1 - Digital Download SKU: A0.1409162 Composed by Jennifer Eklund. Instructional,Pop,Rock. Score. 12 pages. Jennifer Eklund #991768. Published by Jennifer Eklund (A0.1409162). Three O’Clock Rock is an upbeat trio for six hands, on one piano by Jennifer Eklund. This rockin’ selection is ideal for late beginners of all ages. Includes a full conductor’s score and the three student parts separately.