D'Arcy Waldegrave: Sportstalk host on the Silver Ferns gearing up for their Constellation Cup test - Heather du Plessis-Allan Drive

The Silver Ferns won't lack for belief heading into the deciding Constellation Cup netball test in Christchurch tonight.

Australia leads the series 2-1, but if the Ferns win they'll force a tiebreaker - consisting of two seven-minute halves of overtime to determine the series winner.

Sportstalk host D'Arcy Waldegrave explains further.

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