Their Royal Highnesses Prince Willem-Alexander of Oranje and Princess Maxima of the Netherlands along with their three daughters, attended a concert held at the Heineken Music Hall in Amsterdam.

The concert was performed 3,000 by students from the project, Kids Make Music, a program funded by the Oranje Fund.  According to NOS, the project “…was launched last year by Princess Maxima…” 

Click the links below to watch a video as well as to view photos.

Sources: RVD and NOS