Added: 7:20PM Friday June 29, 2012
Source: Close Up
Joanna Woods and Shay Brazier believe they can live without a power bill, by only using the electricity they
How do you want your news?
Choose the news you want when you want it, all in one personalised daily e-mail.
ONE News is available on iPhone, iPad, and as a mobile site.
See when TVNZ have added new content. You can get the latest headlines anywhere.
Enjoy TVNZ on the move - a wide range of programmes and highlights are available.