Music Time: James Irwin on 50 years of the New Zealand music charts

It's fifty years since the official New Zealand music charts were launched - and there have been plenty of number ones from Kiwi artists in the five decades since.  Many records have been broken in that time too - including some artists who managed the feat of knocking one of their own songs from the number one position. To discuss the history of the charts, Wellington Mornings' music man James Irwin joined Nick Mills for Music Time.  LISTEN ABOVESee omnystudio.com/listener for privacy information.