Australia and New Zealand have a rich sporting rivalry spanning over 100 years from cricket and netball through to rugby league and rugby union.
And Sunday's Rugby World Cup final is sure to add another chapter when the Wallabies and All Blacks fight it out for the William Webb Ellis Cup at Twickenham.
In the tradition of the fierce rivalry here are some of the great battles that have been etched into folklore of both countries from Bledisloe Cup clashes to Commonwealth Games finals.
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The Kangaroos won in extra time when Darren Lockyer scored a golden try.
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CRICKET: 2001-02 Triangular ODI Series, Game 10 - Australia bt New Zealand by two wickets.
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Master run chaser Michael Bevan was the hero, hitting 102 to win the match in the final over.
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2010 Commonwealth Games Netball Final - New Zealand 66 bt Australia 64
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The Kiwis won after 24 minutes of extra time to leave the Diamonds shattered.
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Wallabies captain John Eales won the match with a penalty goal on fulltime.
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CRICKET: 2011-12 Second Test - New Zealand bt Australia by seven runs.
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Kiwi bowler Doug Bracewell was the hero claiming six second innings wickets.
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RUGBY LEAGUE: 2006 Tri-Nations final - Australia 16 bt New Zealand 12