The "pure Aussie supporter" from Brisbane grew up with nine brothers and sisters and lives rugby and league.
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"We're all like seagulls screaming our heads off especially when it's close - my dad goes nuts."
She's not too sure who will win this one.
"It will be a good game. Hopefully it will be Aussie, but the All Blacks are really good at rugby. If Australia win I'll rub it in for a couple of days.
"New Zealand is going pretty good. If they win I'm packing up and going back to Aussie," she joked.
Mr Whakatau said the couple have lived together for two years so had been through a few other matches.
"I've been getting a few cheeky comments. It get crazy sometimes when we get at each other a lot."
And if the All Blacks lose? "I'll be stuffed in Aussie and never hear the end of it - at least until the next Rugby World Cup."
Ms Wells gets the last word in.
"Why do you think the Aussies are gold? Because they match the world cup. We've got it."