Wind Instrument Karaoke Performed by the Gold Prize and Silver Prize of YAMAHA Wind Instrument Karaoke Contest 2003 (Open Class), Kwok Wing Hei and Wong Ting Hong. YAMAHA管樂卡拉OK大賽2003 - 公開組金獎得主郭永熹及銀獎得主黃廷匡攜手演出，盡顯功架。