D'Arcy Waldegrave: Sportstalk host ahead of the boxing bout between Sonny Bill Williams and Paul Gallen - Heather du Plessis-Allan Drive

Sonny Bill Williams is adamant that his upcoming boxing bout against Paul Gallen will be the last time he steps in the ring.

The former All Blacks and Kiwis star has finally been confirmed to fight State of Origin league enforcer Paul Gallen on July 16 in Sydney.

Sportstalk host D'Arcy Waldegrave explains further.

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