Pedja Muzijevic's piano playing, a constant presence, has throughout the lovely, subtle Schwung without which Schumann should be left unsung.

The sestinas were empty, the endless prayers left unsung.

With variations on familiar carols, rediscovered obscurities and new seasonal tunes, the holidays nurture creativity mixed with calculation; by now, there is hardly a niche left unsung.

There is hardly a rock or a creek that has been left unsung.

At the Mnet Asian Music Awards, the group paid homage to him during their performance of "Again & Again" with a spotlight shown over his usual position in the dance formation and his lines left unsung.