He's set to debut on The Voice this coming Sunday, with trailers highlighting how he 'fell out of love with music' several years ago.
But Jack Vidgen actually faced a much bigger crisis in his life aged 17, when he was diagnosed with a potentially life-threatening brain tumour.
The aspiring singer, now 22, required emergency surgery in March 2014 to remove the tumour, which had been discovered behind his left eye.
Health scare: The Voice's Jack Vidgen was diagnosed with a brain tumour in March 2014 and needed emergency surgery to remove it. Pictured in hospital at the time
At the time, Jack shared news of his devastating diagnosis with fans on Facebook.
He began: 'I have been trying to decide whether to go public with this. But you guys have been a big part of the last three years of my life so here it is.
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Share 180 shares'First off, I had to have an MRI (magnetic resonance imaging scan) on Monday. It showed there was a mass lesion (tumour) behind my eye.
'I then saw an ocular plastic surgeon who said it had to come out urgently.'
Scary times: At the time, Jack shared news of his devastating diagnosis with fans on Facebook
The way he was: Jack rose to fame on Australia's Got Talent in 2011. Pictured in August 2014
But the first surgery wasn't completely successful, and Jack had to go back a second time to remove any potential remnants of the tumour.
'If it is not [removed] then the possibility of what's left inside turning nasty is high,' he added at the time.
'So it looks like I'll have to go back in for surgery again.'
Traumatic: Jack's first surgery wasn't completely successful, meaning he had to go back a second time to remove any potential remnants of the tumour
He also shared a photo of himself asleep in a hospital bed after undergoing surgery, with his left eye appearing bruised.
But Jack claimed the photo looked worse than it actually was.
'I look like I'm in immense pain but I was really just asleep and drugged lol,' he wrote.
Recovery: Thankfully, Jack was given the all-clear just a few months later in July 2014
Thankfully, Jack was given the all-clear just a few months later in July 2014.
'MRI scan results are back and I’ve got the ALL CLEAR. Praise God!' he wrote on Facebook at the time.'
Jack's blind audition will air on The Voice, this Sunday at 7pm on Channel Nine
Comeback kid: Jack's blind audition will air on The Voice, this Sunday at 7pm on Channel Nine
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