Shapeshifter, Anika Moa and Fat Freddy's Drop will also take the stage.
"Why? What have I done to deserve this?"
"Changing the course of history."
The singer said it was "a bit of fun".
Martha Kalifatidis has hit back at trolls who mocked her new looks.
He's released his poignant track and asked people to "share to love".
It looks like the beloved Kiwi filmmaker will play one of Darth Vader's henchmen.
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