Most Dissonant EndingRoseMarie youtube.com/watch?v=tBuzxwbfM-c&feature=youtu.be“Cadence” is something we all recognized in harmony, a kind of “Amen” that signifies completion and finality at the end of a musical phrase. This movie, 1936's “Rose Marie” with Nelson Eddy and Jeannette MacDonald, has a completely dissonant, unresolved cadence.