HEY HEY2,015 Views SingersSeeU (Korean)VocaloidKhylinOther Voice SynthesizerProducer5 DAYSProducerViews BreakdownYouTube2K ViewsDaily Views09/2909/302K10/01010/02010/03010/04010/05VideorefreshRefresh Song DataListenYouTubeVocaDB