O Happy Day!

'O Happy Day!' is a well-known tune composed by Edward F Rimbault. While keeping its original tune, Isaac added variations, including techniques and vast sets of rhythms, making this arrangement slightly challenging.

Starting in 3/4 time, the piece moves to 4/4 time in the middle section. Tempo changes occur throughout the piece. Techniques include LV, Mallets on Table, Shake, Gyro, Vibrato, Suspended Mallets.