Temuera Morrison and Oscar Kightley said children were laughing hysterically at the te reo version.
Starring well-known Kiwis including Lucy Lawless the film follows a teen's journey to 'change over' to a witch to save her brother.
My Year With Helen follows the former PM as she fought to become the next Secretary General of the UN.
The chosen actress will need to be fluent in Maori - and hit all the high notes. Does that sound like you?
Schumer and Hawn team up for the comedy Snatched. Seven Sharp's Shavaughn Ruakere caught up with the pair.