Waihangahia tētahi putanga matatini ake o tēnei rerenga kōrero I whakatūria e Clingan te Voicebox Youth Opera i a ia e mahi ana i Ahitereiria ki te Tonga mai i te tau 1994 - 1996, ā, i whakahaere i te peka o Canberra o Voicebox mai i te tau 1997 - 2002.
Ae ra, ko te putanga matatini ake o te rerenga korero ko "I whakatuhia e Clingan te Voicebox Youth Opera i a ia e mahi ana i Ahitereiria ki te Tonga mai i te 1994 - 1996 a he maha nga waahanga puoro puoro i hangaia e ia i tenei wa".