Mastin subsequently signed with Sony Music Australia.
His debut single "Good Night" reached number one in Australia and New Zealand, and became Sony Music Australia's fastest selling digital single.
The then 20-year-old singer appeared on the series, which is filmed at Bondi Ink, located at Bondi Beach Australia, as he got a design of his grandfather wearing Indian war makeup and a wolf headdress finished.
Just months after her split from Reece Mastin, it seems Rhiannon Fish is moving on and she wants the world to know by sharing cosy snaps with Tomorrow When The War Began star, Deniz Akdeniz and actor Jack Pearson.
Mastin's self-titled debut album debuted at number two on the ARIA Albums Chart and was certified double platinum.
His second studio album Beautiful Nightmare (2012) included the hit singles "Shut Up & Kiss Me" and "Shout It Out", the latter became Mastin's second number-one single in Australia.
Meanwhile Rhiannon and Jack sparked romance rumours earlier this year during their time in LA after they shared a number of sweet photos of them spending time together.
"Good Night" and "Shout It Out" earned him two ARIA No. In 2015, Mastin parted ways with Sony and signed with independent label Social Family Records.
His third studio album Change Colours was released in October 2015, and debuted at number 12.
On 21 September 2012, Mastin released a 40-minute documentary on DVD titled, Behind Closed Doors, which featured interviews from his close friends and family, his X Factor mentor Guy Sebastian, as well as early footage and photos of Mastin as a child, and his music videos thus far.
"Heartache Blues" was released as the album's second single in April 2016.