'Our hearts go out': Aussie band rallies behind frontman as baby son diagnosed with cancer

The members of Tasmania punk rock band Luca Brasi are rallying behind their frontman after his toddler son was given a shock health diagnosed.

Tyler Richardson and his wife Alix were told their one-year-old, Harris, has cancer. The young family are now moving to Melbourne to seek treatment.

"Our hearts go out to our best mates Richo, Alix and Harris," a post on the band's Facebook page read.

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"The whole Brasi family is here for you."

Patrick Marshall, who plays guitar and sings vocals in the band, has set up a crowd funding page to support the couple.

"Tyler and Alix will be unable to work for the next 6-12 months, adding a financial strain to what is already a super stressful time for them," the message on the page said.

"We would like to help them as much as we possibly can, and this is one way in which we can all help them."

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To date more than $110,000 has been raised in less than 24 hours. The original funding goal was $60,000.

"We would like to raise enough money to help cover their mortgage while they are away and any unforeseen costs that may arise," the message said.

"We all know that they would do anything for us, so now it is our turn to return the favour."

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Luca Brasi, named after a character in The Godfather, formed in St Helens, Tasmania in 2009.

They have released five studio albums. Their sixth album is due in September.