Harbour first five Rique Milne produced a stunning performance to guide his side to a 35-32 win against Green Island in a cracking game at Watson Park.
A last-play penalty goal to James O'Connor has given the Crusaders a thrilling 25-22 win over the Blues, preserving their top spot on the Super Rugby Pacific ladder.
Christchurch has historically been a burial ground for the Blues - but having already dug themselves out of one hole this season the Auckland side are confident they can conquer the Crusaders.
Japan-based ex-Crusaders and All Blacks playmaker Richie Mo'unga says he's "very interested" in playing for an Anzac team against the touring British and Irish Lions in Australia.
Crusaders and All Blacks hooker Codie Taylor returned to rugby refreshed after a six-month sabbatical last year and hopes more of his teammates can benefit from time away from the coal-face.
The Crusaders produced a fast start in a 31-14 bonus-point victory over the Drua in their Super Rugby Pacific clash in Suva to claim a first win in Fiji.
Caleb Tangitau confirmed his status as a rising star of Super Rugby but it was not enough to stop the Highlanders slipping to a third straight loss tonight.