Wanaka bitz.

 Two of the RNZAF fling wing machines.

 And the USAF C-17 kindly came down from Christchurch.
See:-
http://www.mrcaviation.blogspot.co.nz/2016/03/boeing-c17-05-5148.html

 Above is Strikemaster ZK-STR cunningly disguised as NZ6370.

And NZ6362 is also known as ZK-NTY.