Get ready to feel moody with "I Wonder Why - Slow Waltz / 30 BPM" by Ross Mitchell His Band and Singers. With a 90 BPM and 3 time signature, the rhythms flow in C major. Spanning 3 minutes and 45 seconds, "I Wonder Why - Slow Waltz / 30 BPM" radiates average energy from start to finish. Let the moody vibes of this track carry you away.