Myrthe treed op met BplusC blokfluit:
http://www.youtube.com/watch?v=OydkykzW3G8&desktop_uri=%2Fwatch%3Fv%3DOydkykzW3G8%26feature%3Dyoutu.be&feature=youtu.be&desktop_uri=%2Fwatch%3Fv%3DOydkykzW3G8%26feature%3Dyoutu.be%26desktop_uri%3D%252Fwatch%253Fv%253DOydkykzW3G8%2526feature%253Dyoutu.be