The moon can prove my heart "Yueliang daibiao wo de xin "on Kenny G concert She be a guest when Kenny G came Beijing,but an accident was happen when she sing this song,her microphone got some problem , when she was singing there is no sound, but she juzt keep singing no matter what situation , if u juzt look at her face , u will thought there is normal, there is nothing happened She let us know what means of "Professional"