New Zealand First leader Winston Peters usually has a lot to say about superannuation, but not so much on Monday, after it was revealed he'd received an overpayment on his pension for up to seven years.
Mr Peters says he paid it back as soon as he found out, but the self-styled campaigner for transparency refuses to say how much it was.
Political Reporter Jenna Lynch spoke to Duncan Garner.
Watch the video for the full interview.