"Scheduled to reunite for their birthday in Mid-May."
"It's inspiring because it's like OK sweet, what else can we do?"
"There was this crazy energy in the room that day."
"It's going to be epic," lead vocalist Joel Shadbolt told Newshub.
The lyrics are said to "encapsulate our collective anger at recent world events".
"Thank you, Lorde!"
The pop star unveiled the image on her official website.
It features images taken by 33 photographers.
"It's powerful, it's unforgettable, it's moving, it's emotional..."