We've all been talking about whether to change our flag, and if so, what design it should be. But instead of submitting a design of his own, renowned artist Grahame Sydney is raising a different debate. He's called it 'horrid' and 'wretched' and cringes every time he has to watch the All Blacks sing it. He's talking about 'God Defend New Zealand' and thinks it's time for a change of tune.