Could it have been Winston Peters suggesting to the leaders of National and Labour, what it might take to get their party over the line?

Plenty of speculation over what was discussed at last night's secret individual meetings between the New Zealand First leader, and Bill English and Jacinda Ardern.

Former New Zealand First deputy leader, Peter Brown told Mike Hosking he's guessing the meetings were to feed in some more ideas.

"They could eventually put him in formal negotiations to clench it."

LISTEN ABOVE AS PETER BROWN SPEAKS WITH MIKE HOSKING