Exactly when German Baroque composer Johann Pachelbel wrote his Canon in D isn't known, but suggested dates range from 1680 to 1706.
Like many of his other works, it languished in obscurity for centuries until a 1968 recording of it by the Jean-Francois Paillard chamber orchestra helped it gain popularity.
Music correspondent Kirsten Zemke explores how it's been used in modern music.
Kirsten Zemke is an ethnomusicologist at the University of Auckland's School of Social Sciences.