Sir Peter Leitch, also known as The Mad Butcher, is a New Zealand businessman well known in New Zealand for starting the chain of butcheries - also titled The Mad Butcher.

Sir Peter is also famous for his charity, fundraising work and his promotion of rugby league.

Talking to Mel Homer on The Sunday Cafe, Sir Peter told the origins of the "Mad Butcher" name.

"It started through radio," said Sir Peter.

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